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header-product Notebook Sigel Conceptum A5 checkered dark blue hardcover CO826
21.99 €

Notebook Sigel Conceptum A5 checkered dark blue hardcover CO826

Notebook Sigel Conceptum A5 checkered CO826 Photo 1
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Notebook Sigel Conceptum A5 checkered dark blue hardcover CO826

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Short description

A5-sized Sigel Conceptum notebook with checkered (graph) ruling and a dark blue hardcover. Model CO826 features a sturdy hard cover for protection, compact A5 format for portability, and grid pages suitable for notes, sketches, diagrams and precise writing. Ideal for students, professionals or planners who need organized, durable page layout for daily use.
Available for order: 49 pcs.
Warranty: 2 Years
SKU: 11538125
Manufacturer: sigel
free shipment

Cheapest delivery:

Venipak Locker LV

Pick-up points

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
24.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
29.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.38 kg)
Parcel couriers
Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Latvijas Pasts nodaļa
29.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
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Payment Methods:
Bank transfer
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Product information

Description

Sigel Conceptum A5 checkered dark blue hardcover CO826 is an A5-format notebook featuring a durable hardcover in dark blue and internal checkered (graph) ruling. The compact size combines portability with a protective binding, making it suitable for daily notes, sketches and precise layouts. Grid pages support structured writing, diagrams and tables while the hardcover keeps pages flat and protected during transport.

Advantages

The hardcover provides long-lasting protection for inner pages and helps keep the notebook flat during writing. The A5 format balances portability and usable writing area, fitting easily into bags and backpacks. Checkered (grid) ruling supports accurate drawing of lines, charts and mathematical notation, while the neutral layout works for professional and academic use. The cover material and secure binding improve durability under regular handling.

Suitable for

  • Taking class or meeting notes
  • Sketching diagrams, technical drawings and charts
  • Bullet journaling, planning and task lists
  • Mathematical work and precise handwriting

Key specifications

  • Format: A5 (portable size for everyday carry)
  • Cover: hardcover in dark blue for enhanced protection
  • Ruling: checkered (graph) grid pages for structured layouts
  • Binding: durable sewn or glued binding to keep pages secure
  • Page usability: suitable for writing, sketching and technical notes

How to use

Use the notebook for structured note-taking and sketching by aligning content to the checkered grid. Open the hardcover fully to allow the notebook to lie flat if needed for easier writing across both pages. Reserve sections for different subjects or projects by adding simple page markers or tabs. Close the hardcover when not in use to protect pages from bending or dirt during transport.

Usage recommendations

For best results, pair with medium-fine pens or mechanical pencils to maintain clean lines on the grid pages. Store the notebook in a dry place and avoid overfilling backpacks to prevent cover deformation. Use page markers for quick reference to frequently used sections.

Description

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Customer reviews

Customer questions

FAQ

How much does the Notebook Sigel Conceptum A5 checkered CO826 cost, and is it available for purchase?

The price is 21.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 49 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 24.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All sigel products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized sigel service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
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Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.