Seiko Cal. 3865 - 100

Seiko 3865-100

The 3865-100 is a sought-after Quartz piece from Seiko's golden era. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-137a88013366]

Also known as: World Timer

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
15.9mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Champagne
Jewels
22j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1980

Related Models

seikata-wm-137a88013366