Seiko Cal. 4463 - 617

The Seiko 4463-617 represents an important milestone in Seiko's 1981 lineup. Powered by the 4463 caliber with 28j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-02b01aef4b25]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1981

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