Seiko Cal. 6661 - 407

The 6661-407 is a sought-after Kinetic piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-9742ca68b97c]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1985

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