Seiko Cal. 4493 - 253

The Seiko 4493-253 represents an important milestone in Seiko's 1997 lineup. Powered by the 4493 caliber with 21j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-8ee04d31c5a2]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1997

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