Seiko Cal. 7154 - 511

The 7154-511 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-dc5b4a8ff51d]

Also known as: Sumo, Silverwave

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1989

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