Seiko Cal. 6618 - 728

The 6618-728 is a sought-after Kinetic piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-d880f2a6feb0]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Burgundy

Jewels

21j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1978

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