Seiko Cal. 4437 - 149

The 4437-149 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-16a3a16b584d]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1987

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