Seiko Cal. 3815 - 628

The 3815-628 is a sought-after Hand-Winding piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-febe131ac748]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

34j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1987

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