Seiko Cal. 6682 - 351

The Seiko 6682-351 represents an important milestone in Seiko's 1967 lineup. It features a Navy dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-f55a215b3d9c]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1967

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