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Cushion|Lab Grown|IGI

3.74ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG610312079

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG610312079

Diamond specifications and retailer prices

From $1,334 AUD
$937 USD
As of November 1, 2026
Save $3,421 AUD (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,755 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.74ct lab-grown cushion diamond

This 3.74ct 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 LG610312079 or 610312079. Listed at 14 retailers as of October 31, 2026, with prices from $1,334 to $4,755, a $3,421 spread on the same certified stone. Brilliant Earth lists it at $4,755. 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

3.74
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG610312079
Dimensions10.44 × 8.36 × 5.59 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Top View
10.44 mm8.36 mm3.74 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG610312079
Side View
Table 66.0%Crown 29°Girdle: MED-THKPavilion 41.2°Culet: NoneDepth 66.9%

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: Nov 1
Current: $4,755 AUD|Low: $857 AUD|High: $4,897 AUD|Avg: $2,074 AUD|-2.9%
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
November 1, 2026
Retailer 5$857 AUD
Retailer 13$958 AUD
Retailer 4$1,334 AUD
Retailer 12$1,338 AUD
Retailer 8$1,350 AUD
Retailer 14$1,422 AUD
Retailer 2$1,423 AUD
Retailer 9$1,809 AUD
Retailer 11$1,860 AUD
Retailer 15$1,929 AUD
Retailer 7$2,235 AUD
Retailer 3$2,794 AUD
Retailer 6$3,206 AUD
Retailer 10$3,596 AUD
Brilliant Earth$4,755 AUD

23 data points across 15 retailers

14 retailers$1,334 AUD to $4,755 AUD

Retailer 1
-
$857 AUD
$602 USD
Price last confirmed 21 days ago
Retailer 2
-
$958 AUD
£530 GBP
View
Price last confirmed 15 days ago
B+
Retailer 3
-
$1,334 AUD
$937 USD
View
A
Retailer 4
-
$1,338 AUD
$940 USD
View
A
Retailer 5
-
$1,350 AUD
€903 EUR
View
A
Retailer 6
-
$1,422 AUD
$999 USD
View
A
Retailer 7
-
$1,423 AUD
£787 GBP
View
A
Retailer 8
-
$1,809 AUD
View
A
Retailer 9
-
$1,860 AUD
ZAR 21,102 ZAR
View
A
Retailer 10
-
$1,929 AUD
$1,355 USD
View
B+
Retailer 11
-
$2,794 AUD
$1,962 USD
View
B+
Retailer 12
-
$3,206 AUD
$2,252 USD
View
B+
Retailer 13
-
$3,596 AUD
£1,989 GBP
View
Most Expensive
B
Brilliant Earth
8717670A · Oct 31
$4,755 AUD
$3,340 USD
View
13 more retailers have this diamond
Prices start from $1,334 AUDSave up to $3,421 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
3.74ct Cushion
$1,334 AUD