Seiko Cal. 4428 - 761

Seiko 4428-761

The Seiko 4428-761 represents an important milestone in Seiko's 1997 lineup. Powered by the 4428 caliber with 19j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-59108c0278ce]

Also known as: Monster, Baby Tuna

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
35mm
Case Thickness
9.0mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Green
Jewels
19j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1997

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seikata-wm-59108c0278ce