Seiko Cal. 3821 - 693

This Solar model from 1965 features a 42mm PVD Black case. Powered by the 3821 caliber with 30j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-e773c2033f94]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1965

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