Seiko Cal. 4570 - 251

This Spring Drive model from 1968 features a 46mm PVD Black case. It features a Black dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-9fd656e9227c]

Also known as: UFO, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1968

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