Seiko Cal. 0727 - 311

This Solar model from 1989 features a 41mm Stainless Steel case. Powered by the 0727 caliber with 30j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-d2ebb737aa12]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1989

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