Seiko Cal. 6380 - 661

The Seiko 6380-661 represents an important milestone in Seiko's 1984 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-39ba7fb44611]

Also known as: Arnie

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1984

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