Seiko Cal. 3863 - 690

The 3863-690 is a sought-after Quartz piece from Seiko's golden era. It features a Champagne dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-42b5169d0e21]

Also known as: Sumo, Bellmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1985

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