Seiko Cal. 5661 - 498

Seiko 5661-498

The Seiko 5661-498 represents an important milestone in Seiko's 1999 lineup. It features a Black dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-4e3016a0424d]

Also known as: Monster, Silverwave

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
11.4mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Black
Jewels
18j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1999

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