Seiko Cal. 6685 - 978

The Seiko 6685-978 represents an important milestone in Seiko's 1982 lineup. It features a Navy dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-a09d377e32d9]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1982

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