Seiko Cal. 3864 - 805

The 3864-805 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-9af7d9545bf6]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1967

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