Seiko Cal. 3864 - 135

The Seiko 3864-135 represents an important milestone in Seiko's 1965 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-6d83b58ad873]

Also known as: Sumo, Rally

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1965

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