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Cushion|Natural|GIA

1.73ct G SI2 Cushion Natural Diamond

EX • G/SI2 • GIA 6382713255

Certificate GIA 6382713255

Diamond specifications and retailer prices

From £4,417 GBP
$5,918 USD
As of October 31, 2026
Save £3,984 GBP (47%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £8,401 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.73ct natural cushion diamond

This 1.73ct natural cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6382713255. Listed at 10 retailers as of October 31, 2026, with prices from £4,417 to £8,401, a £3,984 spread on the same certified stone. MOH London lists it at £8,401. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.73
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6382713255
Dimensions7.30 × 6.95 × 4.73 mm
L/W Ratio1.05
Top View
7.30 mm6.95 mm1.73 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6382713255
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 68.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £8,401 GBP|Low: £4,372 GBP|High: £8,502 GBP|Avg: £6,036 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 5£4,417 GBP
Retailer 6£4,832 GBP
Retailer 4£5,647 GBP
Retailer 3£5,686 GBP
Retailer 2£6,585 GBP
Retailer 7£6,640 GBP
MOH London£8,401 GBP

41 data points across 7 retailers

10 retailers£4,417 GBP to £8,401 GBP

A
Cheapest Retailer
-
£4,417 GBP
$5,918 USD
B+
Retailer 2
-
£4,832 GBP
$6,474 USD
View
B+
Retailer 3
-
£5,647 GBP
$7,566 USD
View
B+
Retailer 4
-
£5,686 GBP
View
B+
Retailer 5
-
£6,038 GBP
$8,090 USD
View
B+
Retailer 6
-
£6,038 GBP
$8,090 USD
View
B
Retailer 7
-
£6,239 GBP
$8,360 USD
View
B+
Retailer 8
-
£6,585 GBP
€8,403 EUR
View
Retailer 9
-
£6,640 GBP
$8,897 USD
View
Price last confirmed 10 days ago
Most Expensive
B
MOH London
3BBFB3A7F · Nov 1
£8,401 GBP
View
9 more retailers have this diamond
Prices start from £4,417 GBPSave up to £3,984 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.73ct Cushion
£4,417 GBP