Grand Seiko Mechanical Automatic GMT Stainless Steel / Black / Bracelet

Reference SBGM227

About this watch

The Grand Seiko SBGM227 is a stunning Automatic GMT timepiece that combines sophistication with functionality. Its striking black dial features Dauphine hands and stick dot indexes, providing easy readability. The stainless steel bracelet is durable yet stylish, perfect for formal occasions or everyday wear. Powered by the high-performance Grand Seiko caliber 9S86 movement, this watch offers an impressive accuracy rate of -5 to +3 seconds a day and a remarkable power reserve of about 55 hours. With its GMT functionality and water resistance of 100 meters, it's built for adventure and tailored for those who travel frequently but still appreciate the finer things in life.
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Key Features

  • Stainless Steel Case
  • Sapphire Crystal
  • Black Dial with Dauphine Hands
  • Stick / Dot Indexes
  • Grand Seiko Caliber 9S86 Movement
  • GMT Functionality
  • 100m Water Resistance

Specifications

Brand
Grand Seiko
Family
Mechanical
Model
Automatic GMT Stainless Steel / Black / Bracelet
Reference
SBGM227
Movement
9s86
Movement Features
  • Hours, Minutes, Additional 24 Hour Hand (adjustable), Seconds
  • Date
Case
Stainless Steel 39.4mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] 1968 Grand Seiko 4520-8000 Hi-Beat Manual Wind Mechanical | 36,000vph | Vintage 45GS | Unpolished | Great Condition | Extras Included

1968 Grand Seiko 4520-8000 Hi-Beat Manual Wind Mechanical | 36,000vph | Vintage 45GS | Unpolished | Great Condition | Extras Included

Grand Seiko - 4520-8000 ยท $1,500
This is a stunning 1968 Grand Seiko 45GS with an unpolished case and a creamy dial. The watch features a manual wind movement beating at 36,000 vph and comes with its original GS signed caseback, as well as a Lapinist sapphire crystal display caseback.

  • Condition: Great Condition
  • Size: 36mm x 9mm thick
  • Movement: 4520A Hi-Beat Manual Wind Mechanical beating at 36,000 vph (10 beats per second)
  • Accuracy: 4spd on wrist
Posted at
Jan 13, 2026, 12:31 PM
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