Seiko Cal. 6637 - 792

The 6637-792 is a sought-after Kinetic piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-1ea91853cbb7]

Also known as: UFO, Crown

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1987

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