Seiko Cal. 4573 - 643

The 4573-643 is a sought-after Solar piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-9d9cd944e138]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Silver

Jewels

35j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1970

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