Seiko Cal. 5680 - 120

The 5680-120 is a sought-after Solar piece from Seiko's golden era. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-85ae9cecbc3b]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1975

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