Seiko Cal. 7054 - 831

The 7054-831 is a sought-after Hand-Winding piece from Seiko's golden era. With its 22mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-d671ef55bd21]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1971

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