Seiko Cal. 0727 - 231

The Seiko 0727-231 represents an important milestone in Seiko's 1991 lineup. Powered by the 0727 caliber with 31j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-0031eb8cfaa0]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1991

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