Seiko Cal. 5645 - 372

The Seiko 5645-372 represents an important milestone in Seiko's 1998 lineup. Powered by the 5645 caliber with 27j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-365769502711]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1998

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