About this piece

Looking to add this gem to a piece of jewellery?
This one of a kind Sapphire was cut by master award winning cutter John Dyer, in his 'Deep Concave' cut style. The sapphire is primarily grey, with subtle seafoam green undertones in certain lights!
Note in the video there is a small brown mark at the top of the gem, this is just a bit of dust that settled on the gem as the video was taken.
Weight: 1.67ct
Dimensions: 7.5x5.5mm
Clarity: VS
Heated: Yes (Standard treatment for all Sapphires)
Other treatment: No
Certified: Yes (John Dyer certificate of authenticity)

02The gemmology

The gemmology

The stone

1.67 ct Sapphire

Carat: 1.67 ct
Colour: Grey
Source: Natural
Certified: Yes
Size: 7.5 × 5.5 mm

03The timings

Lead time & care

Availability

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Aftercare

Every piece includes free insured shipping and is covered by our 10-year warranty. 14-day returns and 30-day exchanges are available where applicable, please see terms and conditions for more information.

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John Dyer

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1.67ct john dyer 'deep concave' montana grey sapphire

About this piece

The gemmology

Lead time & care

John Dyer

Love this Stone? Create a Custom Piece

Love this Stone? Create a Custom Piece

1.67ct john dyer 'deep concave' montana grey sapphire

About this piece

The gemmology

Lead time & care

John Dyer

Love this Stone?
Create a Custom Piece

Love this Stone?
Create a Custom Piece