Seiko Cal. 4540 - 468

This Spring Drive model from 1969 features a 43mm PVD Black case. It features a Cream dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-6c094f0eaa98]

Also known as: Tuna, Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

32j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1969

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