Seiko Cal. 7027 - 307

This Hand-Winding model from 1975 features a 41mm PVD Black case. Powered by the 7027 caliber with 26j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-0847cc17871a]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1975

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