Seiko Cal. 6615 - 318

Released in 1989, the Cal. 6615 with design code 318 was part of Seiko's domestic market collection. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-51ad91962aac]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1989

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