Seiko Cal. 5245 - 641

The Seiko 5245-641 represents an important milestone in Seiko's 1970 lineup. Powered by the 5245 caliber with 23j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-ae7ec7baf9f4]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1970

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