Seiko Cal. 6637 - 119

This Automatic model from 1992 features a 37mm Gold-Plated case. Powered by the 6637 caliber with 28j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-b71b4f0d1d46]

Also known as: Crown, Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1992

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