Seiko Cal. 6633 - 541

Seiko 6633-541

The 6633-541 is a sought-after Kinetic piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-39b7f239e220]

Also known as: Helmet, Baby Tuna

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
9.7mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
Silver
Jewels
26j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1967

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seikata-wm-39b7f239e220