Seiko - Astron - 8B63-0BA0 - Men - 2020-2025

--- Introduction ---
Seiko Astronラインはセイコーのソーラーと電波修正技術の頂点を象徴しており、このリファレンス8B63-0BA0はその遺産を日常使いのスポーツデザインへと洗練させています。軽量のチタンケースとブレスレットに収められ、深い濃紺のダイヤルと印象的な青と黒のUTC世界時間リング、そして青のアクセントを持つリューズを組み合わせています。光発電で、日本・中国・米国・欧州の電波に同期します。世界時間、曜日インジケーター、24時間サブダイヤル、日付表示を備えます。Seikoのボックスと取扱説明書とともに提供される、現代の日本の時計製造の実用性と美しさを併せ持つ一例です。

--- Specifications ---
Brand: Seiko
Series: Astron
Reference: 8B63-0BA0
Movement: Solar-powered radio-controlled quartz, Calibre 8B63 (world time, day indicator, 24-hour sub-dial, date)
Case Material: Titanium
Crystal: Sapphire (estimated)
Dial: Navy blue with applied luminous indices, blue-and-black UTC world-time ring
Case Back: Titanium, engraved "Radio Wave Control / World Time / Solar / Water Resistant 10 Bar / Titanium"
Bracelet: Original Seiko titanium bracelet with signed folding clasp and push-button release
Period: Circa 2021
Country of Origin: Japan

--- Condition Report ---
Overall: A very good pre-owned example showing only light signs of use, presented together with its original box and instruction booklet.
Case & Bezel: The titanium case and polished bezel remain crisp, showing only light signs of use.
Dial & Crystal: The navy dial, indices, hands and world-time ring are clean and well preserved; the crystal is clear.
Bracelet & Clasp: The titanium bracelet is in good order, and the signed folding clasp closes securely.
Functions: The watch has been checked by us and is running, with the hands advancing correctly at the time of listing. The day, date and 24-hour indications are in working order. A service by a qualified watchmaker is recommended at the new owner's convenience, and no guarantee of long-term accuracy or water resistance is given.

--- International Shipping & Customs ---
The watch is dispatched from Japan with full tracking, carefully packed for international transit. Import duties, taxes and any customs charges levied by the destination country are the sole responsibility of the buyer and are not included in the hammer price or shipping fee. Please check your local import regulations before bidding.