Seiko Cal. 6140 - 671

Released in 1976, the Cal. 6140 with design code 671 was part of Seiko's domestic market collection. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-2ce2dd34144b]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1976

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