Seiko Cal. 6645 - 180

The Seiko 6645-180 represents an important milestone in Seiko's 1982 lineup. It features a White dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-8ed082eca920]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1982

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