Seiko Cal. 4493 - 916

The 4493-916 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4493 caliber with 30j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-76eea6be7872]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1991

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