Seiko Cal. 6154 - 731

The 6154-731 is a sought-after Automatic piece from Seiko's golden era. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-6fa5b321b211]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1981

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