Seiko Cal. 5645 - 144

The Seiko 5645-144 represents an important milestone in Seiko's 1997 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-aaf6b6d2e18a]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1997

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