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Cushion|Lab Grown|IGI

3.73ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG598352993

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG598352993

Diamond specifications and retailer prices

From $1,331 AUD
$935 USD
As of October 30, 2026
Save $3,410 AUD (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,741 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.73ct lab-grown cushion diamond

This 3.73ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG598352993 or 598352993. Listed at 14 retailers as of October 29, 2026, with prices from $1,331 to $4,741, a $3,410 spread on the same certified stone. Brilliant Earth lists it at $4,741. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.73
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.3°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598352993
Dimensions10.32 × 8.25 × 5.64 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.32 mm8.25 mm3.73 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598352993
Side View
Table 65.0%Crown 30.3°Girdle: MED-THKPavilion 36.9°Culet: NoneDepth 68.4%

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 30
Current: $4,741 AUD|Low: $736 AUD|High: $4,741 AUD|Avg: $2,026 AUD
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 30, 2026
Retailer 4$772 AUD
Retailer 14$854 AUD
Retailer 5$1,331 AUD
Retailer 13$1,331 AUD
Retailer 10$1,356 AUD
Retailer 2$1,420 AUD
Retailer 15$1,421 AUD
Retailer 9$1,804 AUD
Retailer 12$1,855 AUD
Retailer 16$1,919 AUD
Retailer 8$2,213 AUD
Retailer 3$2,787 AUD
Retailer 6$2,990 AUD
Retailer 7$3,197 AUD
Retailer 11$3,585 AUD
Brilliant Earth$4,741 AUD

35 data points across 16 retailers

14 retailers$1,331 AUD to $4,741 AUD

Retailer 1
-
$854 AUD
$600 USD
Price last confirmed 16 days ago
B+
Retailer 2
-
$1,331 AUD
$935 USD
View
A
Retailer 3
-
$1,331 AUD
$935 USD
View
A
Retailer 4
-
$1,356 AUD
€907 EUR
View
A
Retailer 5
-
$1,420 AUD
£785 GBP
View
A
Retailer 6
-
$1,421 AUD
$998 USD
View
A
Retailer 7
-
$1,804 AUD
View
A
Retailer 8
-
$1,855 AUD
ZAR 21,050 ZAR
View
A
Retailer 9
-
$1,919 AUD
$1,348 USD
View
B+
Retailer 10
-
$2,787 AUD
$1,958 USD
View
Retailer 11
-
$2,990 AUD
$2,100 USD
View
Price last confirmed 21 days ago
B+
Retailer 12
-
$3,197 AUD
$2,246 USD
View
B
Retailer 13
-
$3,585 AUD
£1,983 GBP
View
Most Expensive
B
Brilliant Earth
8204100A · Oct 29
$4,741 AUD
$3,330 USD
View
13 more retailers have this diamond
Prices start from $1,331 AUDSave up to $3,410 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
3.73ct Cushion
$1,331 AUD