Seiko Cal. 5643 - 546

The 5643-546 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-7bfc325b0a49]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1967

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