Seiko Astron Nexter Solar Radio HAD003J 145th Anniversary Edo Purple Limited Edition Japanese Wristwatch Seiko

Seiko Astron Nexter Solar Radio HAD003J 145th Anniversary Edo Purple Limited Edition Japanese Wristwatch

¥237,600
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Seiko Astron Nexter Solar Radio HAD003J 145th Anniversary Edo Purple Limited Edition Japanese Wristwatch Seiko
LIMITED

Seiko

Seiko Astron Nexter Solar Radio HAD003J 145th Anniversary Edo Purple Limited Edition Japanese Wristwatch

¥237,600
Shipment from October 9, 2026

Import duties and customs fees are not included and will be collected by the carrier upon delivery, except for shipments to the USA where these fees are included at checkout.

The Seiko Astron Nexter Solar Radio HAD003J is a Japan domestic limited release of just 500 pieces — one of the most restricted models in Seiko's 145th Anniversary third-wave collection. The thematic colour is 江戸紫 (Edo Purple), rendered across the dial with Seiko's "horizontal pattern" emboss: a three-dimensional texture whose bands vary in width from top to bottom, combined with a vertical colour gradient that evokes the changing hue of sky as daylight fades to dusk. Gold accents on the logos and GMT hand reference the commemorative theme. Solar Radio Caliber 8B92 with 1/5 second stopwatch, 60-minute counter, world time across 25 timezones, radio correction from Japan, China, USA and Germany, and perpetual calendar to 2099. Pure titanium case with Dia-Shield coating, sapphire crystal with Super Clear coating. Mirror-polished centre bracelet links create a visual rhythm against the brushed outer links. See-through screw caseback marked "LIMITED EDITION". 10ATM water resistance. Releasing October 9, 2026.

*Pre-Order! Estimated release and shipment from October 9, 2026.*

Key Features:

  • Horizontal Pattern Edo Purple Dial — Gradient Depth: The dial features the "horizontal pattern" three-dimensional emboss with varying-width bands and a vertical purple gradient, creating a surface that shifts from deep shadow at the base to a lighter, purer purple at the crown — evoking the colour change of twilight sky, and the depth of the Edo Purple colour tradition.
  • Solar Radio Caliber 8B92 — 25 Timezones, 1/5s Stopwatch, Radio from 4 Countries: Solar-powered with ~6 months' full charge drive, radio correction from Japan, China, USA and Germany. 1/5 second stopwatch with 60-minute counter, world time across 25 timezones, perpetual calendar to December 31, 2099. 24-hour hand. Auto and forced reception.
  • Pure Titanium Dia-Shield Case — Mirror Centre Links: Pure titanium case with Dia-Shield surface treatment. Mirror-polished centre links on the bracelet create contrast against brushed outer links, with gold tone accents referencing the 145th anniversary gold theme. Smart Adjuster micro-adjust mechanism. Nickel allergy resistant. 41.3mm diameter, 10.6mm thick — notably slim for a solar radio chronograph.
  • Japan Domestic Limited — 500 Pieces Only: HAD003J is limited to 500 pieces for the Japanese domestic market, making it one of the most restricted models in the entire 145th anniversary collection.

Watch Specifications

Specification Details
Brand Seiko Astron Nexter
Model HAD003J
Series Seiko 145th Anniversary — Japan Domestic Limited
Movement Solar Radio (Caliber 8B92)
Jewels 10
Accuracy ±15 sec/month (no reception)
Drive Duration ~6 months (full) / ~2 years (power save)
Radio Reception Japan, China, USA, Germany
Key Functions 1/5s Stopwatch, 25 Timezones, Perpetual Calendar, 24hr Hand
Case Material Pure Titanium (Dia-Shield) / Sapphire (Super Clear Coating)
Case Size 41.3mm x 46.8mm, 10.6mm thick
Weight 90g
Lume Lumibrite (Hands & Indices)
Band Material Titanium (Smart Adjuster, One-Push Triple Fold)
Water Resistance 100m (10ATM)
Limited Edition 500 pieces (Japan domestic only)
Release Date October 9, 2026
Country of Origin Japan

Product File
Brand: Seiko
Product: Wristwatch
Collection: Limited Edition
Movement: Solar (Radio)
Display: Analog

Specifications

BrandSeiko Astron Nexter
ModelHAD003J 145th Anniversary Solar Radio Edo Purple (Limited to 500 pcs, Japan Domestic)
Country of OriginJapan
Case
Size41.3 x 46.8 x 10.6 mm
MaterialPure Titanium, Dia-Shield Coating (Sapphire Crystal, Super Clear Coating, See-Through Screw Caseback)
Case OriginJapan
Band
MaterialTitanium (Smart Adjuster, One-Push Triple Fold, Mirror-Polished Centre Links)
Band OriginJapan
Movement
TypeSolar Radio-Controlled — Caliber 8B92, World Time (25 zones), 1/5 sec Stopwatch, Perpetual Calendar to 2099 (±15 sec/month without reception)
Movement OriginJapan
Jewels10
Battery TypeRechargeable solar cell
Battery LifeApprox. 6 months on full charge (approx. 2 years in power save mode)
We ship worldwide

We ship to all major destinations globally, this includes North America, South America, Europe, The Middle East, Everywhere in Asia, Australia, new Zealand etc

Brand new with box and papers

All our products are brand new with box and papers unless stated otherwise! For example, our vintage section are not brand new.

Pre order ship on release date

Pre-order items, which will ship according to the release date stated below.Processing time does not include shipping time.

About Import Duties, Taxes, and Other Levies

If you are not based in the USA then Import duties, taxes, tariffs, and fees are not included in the item price or shipping cost. The Japanese Factory is not responsible for these charges. Please check with your local customs office for details before making a purchase. Please read our Shipping Policy for more details. This does not include USA based customers!

About down payments

You may choose to pay in full or secure the item with a 50% non-refundable deposit.

If a deposit is selected, the remaining 50% balance must be paid before shipment.

Please note: Deposits are non-refundable in the event of cancellation.

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