Seiko Cal. 3820 - 646

The Seiko 3820-646 represents an important milestone in Seiko's 1969 lineup. It features a Champagne dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-de78632b0314]

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1969

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