Seiko Cal. 7182 - 363

This Hand-Winding model from 1981 features a 44mm Two-Tone case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-1395a3a86354]

Also known as: Tuna, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1981

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