Seiko Cal. 4413 - 637

Seiko 4413-637

The 4413-637 is a sought-after Automatic piece from Seiko's golden era. With its 18mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-6b7ce450a658]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
43mm
Case Thickness
8.5mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Green
Jewels
28j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1987

Related Models

seikata-wm-6b7ce450a658