Seiko Cal. 6654 - 328

Released in 1984, the Cal. 6654 with design code 328 was part of Seiko's domestic market collection. It features a White dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-888fc7dc9cb6]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1984

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