Seiko Cal. 7029 - 550

This Spring Drive model from 1976 features a 41mm PVD Black case. Powered by the 7029 caliber with 36j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-60d0b1b0d9fc]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1976

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