Seiko Cal. 7177 - 437

Seiko 7177-437

The Seiko 7177-437 represents an important milestone in Seiko's 1993 lineup. With its 18mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-ed855b007962]

Also known as: Helmet, Goldfeather

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
10.9mm
Lug Width
18mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Champagne
Jewels
33j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1993

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