Seiko Cal. 3851 - 108

The 3851-108 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-30ec74311874]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1970

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