Seiko Cal. 3873 - 785

The Seiko 3873-785 represents an important milestone in Seiko's 1971 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-29db41d5ed00]

Also known as: Rally, Arnie

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1971

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