Seiko Cal. 6656 - 205

The 6656-205 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-1242ab93c7f8]

Also known as: Monster, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1990

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