Seiko SBTM357 Men's Solar Radio Watch Gray Dial Sapphire 10ATM Japan

Item Description

■ Minimalist Precision — SEIKO SELECTION S Series SBTM357
The SEIKO SBTM357 combines modern functionality with clean aesthetics. Featuring a sleek silver stainless steel case and a subtle gray dial, it’s an ideal timepiece for both business professionals and style-conscious individuals. Equipped with solar power and multi-band radio-controlled timekeeping, this model ensures hassle-free accuracy — no battery replacement required.

Key Features

Movement: Solar-powered, radio-controlled (charges from light)

Power Reserve: Approx. 9 months on full charge / Approx. 2 years in power-saving mode

Radio Reception: Receives standard signals from Japan, China, USA, Germany, and UK

Calendar: Full auto calendar up to December 31, 2099

Water Resistance: 10 bar (100 meters / 10ATM) – suitable for daily use and light water exposure

Crystal: Sapphire glass with super-clear coating for scratch resistance and clarity

Functions:
　・Overcharge prevention
　・Instant start
　・Power saving
　・Time zone adjustment
　・Automatic hand alignment
　・Auto/manual signal reception with result display

Specifications

Model: SEIKO SBTM357

Case Material: Stainless steel

Crystal: Sapphire (super-clear coating)

Band: Stainless steel (wave pin adjustment)

Clasp: Three-fold push-button release

Case Size: 43.6mm (lug-to-lug) × 37.0mm (width)

Thickness: 8.7mm

Band Width: 19.0mm

Accuracy: ±15 seconds/month (when radio signal is not received)

Color: Gray dial / Silver case & band