Seiko Cal. 6661 - 401

The Seiko 6661-401 represents an important milestone in Seiko's 1996 lineup. It features a White dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-ed05bbb56ec1]

Also known as: Sumo, Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1996

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