Seiko Cal. 3863 - 345

The 3863-345 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3863 caliber with 23j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-ff998ec6e55c]

Also known as: Monster, Sumo

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1968

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