Seiko Cal. 7054 - 542

The 7054-542 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-50dbdf4af31b]

Also known as: Sumo, World Timer

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1990

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