Seiko Cal. 5223 - 739

The 5223-739 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-8344b0481991]

Also known as: Turtle, Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1975

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