Seiko Cal. 3864 - 535

The Seiko 3864-535 represents an important milestone in Seiko's 1970 lineup. It features a Black dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-d5ab3b64b7a4]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1970

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