Seiko Cal. 5645 - 656

The Seiko 5645-656 represents an important milestone in Seiko's 1998 lineup. Powered by the 5645 caliber with 19j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-a1209f7a13c4]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1998

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