Seiko Cal. 7143 - 906

Seiko 7143-906

The Seiko 7143-906 represents an important milestone in Seiko's 1975 lineup. It features a Navy dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-371a753e0f9b]

Also known as: Bellmatic, World Timer

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
12.5mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Navy
Jewels
35j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1975

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