Seiko Cal. 5611 - 650

This Spring Drive model from 1973 features a 39mm Hardlex-Coated Steel case. It features a Green dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-64df5854ce76]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1973

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