Seiko Cal. 5645 - 976

The 5645-976 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5645 caliber with 30j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-0e08a385a473]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

30j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1995

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