Seiko Cal. 6337 - 540

This Hand-Winding model from 1980 features a 44mm Two-Tone case. It features a Black dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-c1e0271d9cd5]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1980

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