Seiko Cal. 7180 - 986

This Hand-Winding model from 1982 features a 45mm Stainless Steel case. It features a Silver dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-e1f813df25d8]

Also known as: Tuna, Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1982

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