Seiko Cal. 5646 - 839

The Seiko 5646-839 represents an important milestone in Seiko's 1998 lineup. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-86df44271fda]

Also known as: Navigator, Sea Horse

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1998

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