Seiko Cal. 6181 - 745

The 6181-745 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6181 caliber with 28j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-356cfd4ec72f]

Also known as: Pogue, Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1980

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