Seiko Cal. 6140 - 654

The 6140-654 is a sought-after Solar piece from Seiko's golden era. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-d8fbc138aa84]

Also known as: Tuna, Bullhead

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1990

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