Seiko Cal. 3864 - 840

The Seiko 3864-840 represents an important milestone in Seiko's 1967 lineup. It features a Champagne dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-73088a287881]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1967

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