Seiko Cal. 3815 - 648

The Seiko 3815-648 represents an important milestone in Seiko's 1982 lineup. Powered by the 3815 caliber with 32j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-02cad13cfb18]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1982

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