Seiko Cal. 3831 - 536

The 3831-536 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3831 caliber with 18j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-42dc756251ec]

Also known as: Sportsmatic, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Champagne

Jewels

18j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1968

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