Seiko Cal. 4540 - 260

Released in 1978, the Cal. 4540 with design code 260 was part of Seiko's domestic market collection. It features a Navy dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-83e8fa7ca15f]

Also known as: Shogun, World Timer

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1978

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