Seiko Cal. 3815 - 516

The Seiko 3815-516 represents an important milestone in Seiko's 1972 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-16fc1c654243]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1972

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