Seiko Cal. 3899 - 767

The Seiko 3899-767 represents an important milestone in Seiko's 1966 lineup. It features a Navy dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-9e2e54462d08]

Also known as: Monster, Helmet

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1966

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