Seiko Cal. 3815 - 684

The 3815-684 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3815 caliber with 30j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-ca44931d223b]

Also known as: Monster, Panda

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1985

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