Seiko Cal. 5257 - 144

The Seiko 5257-144 represents an important milestone in Seiko's 1992 lineup. It features a Black dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-d47804f4d29d]

Also known as: UFO, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1992

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