Seiko Cal. 5674 - 307

Released in 1973, the Cal. 5674 with design code 307 was part of Seiko's domestic market collection. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-38363fb064ce]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Silver

Jewels

23j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1973

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