Seiko Cal. 6646 - 370

This Solar model from 1997 features a 43mm PVD Black case. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-fe88c3028ac4]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1997

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