Seiko Cal. 5646 - 549

The Seiko 5646-549 represents an important milestone in Seiko's 1999 lineup. It features a Green dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-eae90c4f8deb]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1999

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