Seiko Cal. 3890 - 726

Released in 1978, the Cal. 3890 with design code 726 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-dd7106a4ba35]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1978

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