Seiko Cal. 5655 - 903

The Seiko 5655-903 represents an important milestone in Seiko's 1990 lineup. Powered by the 5655 caliber with 32j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-410999ae2df9]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1990

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