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/SBGA364
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SBGA364

Heritage Collection

$55,300

This watch is only able to be purchased in-store

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Features

A specially adjusted Spring Drive model in 18K gold

Equipped with the specially adjusted calibre 9R15 that drives the average monthly difference ±10 seconds a month.
Finished in a grand silhouette like Grand Seiko in 18K gold
By applying Zaratsu polishing to multiple surfaces, the ridgeline folds in multiple layers and the mirror surface without distortion bring out beautiful light and shadow.

Any purchase through our Grand SEIKO Online Store has a 5 Year limited guarantee

Specifications

Exterior
Case Material: 18 Karat Gold - Rose
Glass Material: Sapphire
Case size: Diameter: 40mm
Case Colour: Gold - Rose
Band/Bracelet: Bracelet - 18 Karat Gold
Band Colour: Gold - Rose
Band Reference: A01511149
Dial Colour: White
Hand Indicators: Hour, Minute, Seconds
Calendar Indicators: Date
Dial Markers: Batons
Crown: Pull Out
Movement
Calibre no.: 9R15 Instructions
Movement Type: Spring Drive - Powered By The Movement of the Wearer
Accuracy: +/-10 seconds a month (at normal temperature range (-10° and 60°)
Battery Life: 72 Hour Power Reserve
Battery: N/A
Display: Analogue
Functions
Water Resistance: 100 Metres
Other details / Features:
  • Exhibition Case Back
  • Hand Winding
  • Power Reserve Indicator

The three movements at the heart of Grand Seiko

9SMechanical

One of the world's foremost mechanical movements, the culmination of high-precision micro-engineering and the attention to detail of Seiko's expert watchmakers.

9RSpring Drive

Spring Drive is a unique movement that delivers one-second-a-day precision, using just the power of a mainspring.

9F Quartz

The ultimate quartz movement. Calibre 9F incorporates several unique technologies that raise the performance of quartz to the high standards of Grand Seiko.
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