Seiko Cal. 0731 - 988

The Seiko 0731-988 represents an important milestone in Seiko's 1994 lineup. Powered by the 0731 caliber with 36j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-d06a5da54ea1]

Also known as: Goldfeather, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

36j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1994

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