Seiko Cal. 7054 - 516

The 7054-516 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7054 caliber with 30j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-30b64f974d0d]

Also known as: Sumo, Shogun

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1981

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