Seiko Cal. 7154 - 234

Seiko 7154-234

The 7154-234 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-8b6f700f700d]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
41mm
Case Thickness
13.8mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Champagne
Jewels
30j
Frequency
28,800 bph
Power Reserve
51 hours
Year
1993

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