Seiko Cal. 4531 - 797

The 4531-797 is a sought-after Automatic piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-b122838753aa]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1969

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