Seiko Cal. 5659 - 931

The Seiko 5659-931 represents an important milestone in Seiko's 1998 lineup. Powered by the 5659 caliber with 29j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-698d8dea9b56]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1998

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