GRAND SEIKO Spring Drive U.F.A. Ushio 300 Diver

~$15,425 · 1 CHF = 1.234 USD (2026-07-22)

Year

2026

Category

Sport

Reference

SLGB023

Case

ø 40.8 mm · Titane haute intensité

Material

Titanium

Dial

Blue

Movement

Spring Drive Réserve de marche: 72 h

Water resistance

300 m

Price tier

$10K–$20K

Country

🇯🇵 Japan

This year, Grand Seiko unveils the Spring Drive U.F.A. Ushio 300 Diver, the brand's first dive watch equipped with a U.F.A. movement, offering exceptional accuracy of ±20 seconds per year. Since its pr