Seiko Cal. 6684 - 728

The 6684-728 is a sought-after Quartz piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-1fd9e72621ae]

Also known as: Bellmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1985

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