Seiko Cal. 6320 - 674

The Seiko 6320-674 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-5a7f6bf99fa1]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

13.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1971

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