The Seiko 7S26-0350 is the reference number for the iconic first-generation Seiko Monster divers, specifically the SKX781 (Orange Monster). Released in the early 2000s, this watch earned its "Monster" nickname due to its aggressive, serrated bezel and high-visibility dial design.
Specifications
SKU
02182026173222
Item
Wristwatch
Brand
Seiko
Model
Monster 1st Gen
Reference
SKX781
Year
2000
Dial Color
Orange
Case Material
Steel
Movement
Automatic
Caliber
7S26C
Country
Japan
Gender
Men's
Jewels
21
Grade
Band Material
Functions
Type
Department
Balance
Condition
Overall Condition
Fair, overall condition
Case
Shows hairline scratches. Has patina.
Crystal
Crystal Condition
Dial
Crown
Shows desk marks.
Crown Condition
Hands
Hands Condition
Band
The band is not original.
Function
Running, but may be in need of service. This means, it can run unreliably, start or stop and timekeeping is not guaranteed
Winding
Timing Data
Losing 228 seconds a day, Amplitude 176, Beat Error 1.5
Additional Notes
Measurements
Diameter
42.5mm
Dial Diameter
Width
Length
Height
Thickness
13mm
Lug Width
20.3mm
Lug to Lug
48mm
Bracelet Size
Inside Diameter
Outside Diameter
Inside Width
Inside Length
Outside Length
Outside Width
Band Width
Band Clasp Width
Band End Link Width
Band Length
Box Length
Box Width
Size
Standardized Size
About the Brand
Seiko: A beloved brand among collectors, Seiko has long been known for offering exceptional watches at accessible prices. Founded in 1881, the Japanese brand earned worldwide recognition for its divers, sports chronographs, and industry-leading quartz technology. With a lineup that includes historically significant and technically innovative pieces, Seiko remains one of the most widely collected and respected watch brands across all price points.