Seiko Cal. 5665 - 439

This Spring Drive model from 1985 features a 34mm Stainless Steel case. Powered by the 5665 caliber with 23j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-7ac05771dc5c]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1985

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