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Marquise|Lab Grown|IGI

3.51ct G VS1 Marquise Lab Grown Diamond

VG • G/VS1 • IGI LG841641096

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841641096

Diamond specifications and retailer prices

From $629 AUD
$441 USD
As of November 2, 2026
Save $4,565 AUD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,194 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.51ct lab-grown marquise diamond

This 3.51ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG841641096 or 841641096. Listed at 18 retailers as of November 2, 2026, with prices from $629 to $5,194, a $4,565 spread on the same certified stone. Brilliant Earth lists it at $5,194. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.51
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841641096
Dimensions15.44 × 8.02 × 5.02 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.44 mm8.02 mm3.51 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841641096
Side View
Table 60.0%Crown 35.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.6%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $5,194 AUD|Low: $629 AUD|High: $5,194 AUD|Avg: $1,803 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
Retailer 17
Retailer 18
November 2, 2026
Retailer 3$629 AUD
Retailer 17$705 AUD
Retailer 9$781 AUD
Retailer 16$781 AUD
Retailer 11$869 AUD
Retailer 15$985 AUD
Retailer 4$1,226 AUD
Retailer 12$1,280 AUD
Retailer 18$1,341 AUD
Retailer 14$1,649 AUD
Retailer 2$1,701 AUD
Retailer 7$1,712 AUD
Retailer 6$2,099 AUD
Retailer 8$2,510 AUD
Retailer 10$2,557 AUD
Retailer 13$2,869 AUD
Retailer 5$2,921 AUD
Brilliant Earth$5,194 AUD

13 data points across 18 retailers

18 retailers$629 AUD to $5,194 AUD

A
Cheapest Retailer
-
$629 AUD
$441 USD
A
Retailer 2
-
$705 AUD
$494 USD
View
Retailer 3
-
$781 AUD
$547 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$781 AUD
$547 USD
View
A
Retailer 5
-
$869 AUD
£480 GBP
View
A
Retailer 6
-
$985 AUD
$690 USD
View
B+
Retailer 7
-
$1,226 AUD
$859 USD
View
A
Retailer 8
-
$1,280 AUD
£706 GBP
View
A
Retailer 9
-
$1,341 AUD
$940 USD
View
B+
Retailer 10
-
$1,649 AUD
View
A
Retailer 11
-
$1,701 AUD
ZAR 19,257 ZAR
View
B+
Retailer 12
-
$1,712 AUD
$1,200 USD
View
B+
Retailer 13
-
$2,099 AUD
$1,471 USD
View
B+
Retailer 14
-
$2,510 AUD
$1,759 USD
View
B+
Retailer 15
-
$2,557 AUD
$1,792 USD
View
B+
Retailer 16
-
$2,869 AUD
£1,583 GBP
View
B
Retailer 17
-
$2,921 AUD
$2,047 USD
View
Most Expensive
B
Brilliant Earth
22221993A · Nov 2
$5,194 AUD
$3,640 USD
View
17 more retailers have this diamond
Prices start from $629 AUDSave up to $4,565 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
3.51ct Marquise
$629 AUD