Seiko Cal. 7144 - 156

The 7144-156 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7144 caliber with 19j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-88b4c7b51dab]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1983

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