Seiko Cal. 5237 - 523

The 5237-523 is a sought-after Automatic piece from Seiko's golden era. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-b43f82de55ad]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1967

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