Seiko Cal. 3846 - 139

The Seiko 3846-139 represents an important milestone in Seiko's 1978 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-48719f43a82e]

Also known as: UFO, World Timer

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1978

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