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Round|Lab Grown|IGI

6.73ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG601325635

Shape and cutting style on the report: Round brilliant

Certificate IGI LG601325635

Diamond specifications and retailer prices

From $1,081 AUD
$759 USD
As of October 29, 2026
Save $5,141 AUD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,221 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 6.73ct lab-grown round diamond

This 6.73ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG601325635 or 601325635. Listed at 15 retailers as of October 29, 2026, with prices from $1,081 to $6,221, a $5,141 spread on the same certified stone. Brilliant Earth lists it at $6,221. 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

6.73
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG601325635
Dimensions12.13 × 12.09 × 7.46 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.13 mm12.09 mm6.73 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG601325635
Side View
Table 57.0%Crown 34.9°Girdle: Med.Pavilion 40.8°Culet: NoneDepth 61.6%

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 29
Current: $6,221 AUD|Low: $1,081 AUD|High: $6,742 AUD|Avg: $2,884 AUD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 3$1,081 AUD
Retailer 12$1,176 AUD
Retailer 4$1,254 AUD
Retailer 15$1,254 AUD
Retailer 9$1,502 AUD
Retailer 10$1,910 AUD
Retailer 14$1,987 AUD
Retailer 6$1,994 AUD
Retailer 5$2,030 AUD
Retailer 2$2,057 AUD
Retailer 13$2,982 AUD
Retailer 16$3,526 AUD
Retailer 8$4,467 AUD
Retailer 11$4,706 AUD
Brilliant Earth$6,221 AUD
Retailer 7$6,742 AUD

40 data points across 16 retailers

15 retailers$1,081 AUD to $6,221 AUD

A
Cheapest Retailer
-
$1,081 AUD
$759 USD
A
Retailer 2
-
$1,176 AUD
$826 USD
View
A
Retailer 3
-
$1,254 AUD
$881 USD
View
Retailer 4
-
$1,254 AUD
$881 USD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$1,502 AUD
$1,055 USD
View
A
Retailer 6
-
$1,910 AUD
£1,056 GBP
View
Retailer 7
-
$1,987 AUD
£1,099 GBP
View
Price last confirmed 14 days ago
B+
Retailer 8
-
$1,994 AUD
$1,401 USD
View
B+
Retailer 9
-
$2,030 AUD
$1,426 USD
View
B+
Retailer 10
-
$2,057 AUD
€1,376 EUR
View
B+
Retailer 11
-
$2,982 AUD
$2,095 USD
View
B
Retailer 12
-
$3,526 AUD
$2,477 USD
View
B
Retailer 13
-
$4,467 AUD
$3,138 USD
View
B
Retailer 14
-
$4,706 AUD
£2,603 GBP
View
Most Expensive
B
Brilliant Earth
8408005A · Oct 31
$6,221 AUD
$4,370 USD
View
14 more retailers have this diamond
Prices start from $1,081 AUDSave up to $5,141 AUD

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
6.73ct Round
$1,081 AUD