Seiko Cal. 7111 - 687

This Spring Drive model from 1998 features a 38mm Stainless Steel case. Powered by the 7111 caliber with 30j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-f45f3798aa0b]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1998

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