Seiko Cal. 4540 - 547

The 4540-547 is a sought-after Solar piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-aa611c36cac9]

Also known as: World Timer, Emperor

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1969

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