Seiko Cal. 3820 - 619

This Hand-Winding model from 1971 features a 38mm Stainless Steel case. Powered by the 3820 caliber with 30j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-d546c03d33e0]

Also known as: Silverwave, Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1971

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