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Cushion|Lab Grown|IGI

3.75ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG607310998

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG607310998

Diamond specifications and retailer prices

From $1,337 AUD
$939 USD
As of November 1, 2026
Save $3,432 AUD (72%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,769 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.75ct lab-grown cushion diamond

This 3.75ct 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 LG607310998 or 607310998. Listed at 15 retailers as of October 31, 2026, with prices from $1,337 to $4,769, a $3,432 spread on the same certified stone. Brilliant Earth lists it at $4,769. 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

3.75
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.2°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607310998
Dimensions10.49 × 8.42 × 5.60 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Top View
10.49 mm8.42 mm3.75 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607310998
Side View
Table 65.0%Crown 29.2°Girdle: MED-THKPavilion 39.7°Culet: NoneDepth 66.5%

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: $4,769 AUD|Low: $739 AUD|High: $4,769 AUD|Avg: $1,980 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
November 1, 2026
Retailer 5$776 AUD
Retailer 15$858 AUD
Retailer 14$961 AUD
Retailer 6$1,337 AUD
Retailer 13$1,338 AUD
Retailer 9$1,351 AUD
Retailer 2$1,415 AUD
Retailer 16$1,425 AUD
Retailer 10$1,814 AUD
Retailer 12$1,864 AUD
Retailer 3$1,938 AUD
Retailer 4$2,800 AUD
Retailer 7$3,001 AUD
Retailer 8$3,213 AUD
Retailer 11$3,603 AUD
Brilliant Earth$4,769 AUD

37 data points across 16 retailers

15 retailers$1,337 AUD to $4,769 AUD

Retailer 1
-
$858 AUD
$603 USD
Price last confirmed 16 days ago
Retailer 2
-
$961 AUD
£531 GBP
View
Price last confirmed 15 days ago
B+
Retailer 3
-
$1,337 AUD
$939 USD
View
A
Retailer 4
-
$1,338 AUD
$940 USD
View
A
Retailer 5
-
$1,351 AUD
€904 EUR
View
A
Retailer 6
-
$1,415 AUD
£783 GBP
View
A
Retailer 7
-
$1,425 AUD
$1,001 USD
View
A
Retailer 8
-
$1,814 AUD
View
A
Retailer 9
-
$1,864 AUD
ZAR 21,156 ZAR
View
A
Retailer 10
-
$1,938 AUD
$1,361 USD
View
B+
Retailer 11
-
$2,800 AUD
$1,967 USD
View
Retailer 12
-
$3,001 AUD
$2,108 USD
View
Price last confirmed 21 days ago
B+
Retailer 13
-
$3,213 AUD
$2,257 USD
View
B
Retailer 14
-
$3,603 AUD
£1,993 GBP
View
Most Expensive
B
Brilliant Earth
8753744A · Oct 31
$4,769 AUD
$3,350 USD
View
14 more retailers have this diamond
Prices start from $1,337 AUDSave up to $3,432 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
3.75ct Cushion
$1,337 AUD