Seiko Cal. 7128 - 736

The 7128-736 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-8acb901bc8d5]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1973

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