Seiko Cal. 6661 - 479

The Seiko 6661-479 represents an important milestone in Seiko's 1975 lineup. It features a White dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-f632047923ff]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1975

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