Seiko Cal. 6656 - 939

The Seiko 6656-939 represents an important milestone in Seiko's 1992 lineup. Powered by the 6656 caliber with 19j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-3cb7880084ba]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Champagne

Jewels

19j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1992

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