Seiko Cal. 3837 - 690

Released in 1981, the Cal. 3837 with design code 690 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-1f466ea79fcd]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1981

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