Seiko Cal. 4527 - 633

Seiko 4527-633

The Seiko 4527-633 represents an important milestone in Seiko's 1999 lineup. It features a Black dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-20b8b2fdafcd]

Also known as: Sumo, Bellmatic

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
14.7mm
Lug Width
18mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
100m
Dial Color
Black
Jewels
20j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1999

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