Seiko Cal. 6661 - 228

The 6661-228 is a sought-after Automatic piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-bf9f5e4089f0]

Also known as: Sumo, Rally

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1982

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