Seiko Cal. 4436 - 399

Seiko 4436-399

The Seiko 4436-399 represents an important milestone in Seiko's 1987 lineup. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-2a5f8db65ebd]

Also known as: Silverwave, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
42mm
Case Thickness
8.6mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
120m
Dial Color
Black
Jewels
33j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1987

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