Seiko Cal. 3840 - 473

The 3840-473 is a sought-after Solar piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-4d4df39b6369]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1966

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