Seiko Cal. 3815 - 127

The Seiko 3815-127 represents an important milestone in Seiko's 1967 lineup. Powered by the 3815 caliber with 33j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-c2864b5b3619]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

44mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1967

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