Seiko Cal. 3815 - 739

The Seiko 3815-739 represents an important milestone in Seiko's 1969 lineup. With its 21mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-9f1e4c59ed35]

Also known as: Bellmatic, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Champagne

Jewels

25j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1969

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