Seiko Cal. 3837 - 645

Released in 1981, the Cal. 3837 with design code 645 was part of Seiko's domestic market collection. It features a Silver dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-14c80ca95ca6]

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

23j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1981

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