Seiko Cal. 3820 - 330

This Solar model from 1965 features a 39mm Two-Tone case. With its 22mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-a7739e57c090]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1965

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