Seiko Cal. 6366 - 656

Released in 1990, the Cal. 6366 with design code 656 was part of Seiko's domestic market collection. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-ebfe8bec7e16]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1990

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