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Marquise|Lab Grown|IGI

1.02ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG831617383

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831617383

Diamond specifications and retailer prices

From $235 AUD
$165 USD
As of October 23, 2026
Save $1,862 AUD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,097 AUD at Queensmith · As of October 25, 2026
View at Queensmith

About this 1.02ct lab-grown marquise diamond

This 1.02ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831617383 or 831617383. Listed at 18 retailers as of October 23, 2026, with prices from $235 to $2,097, a $1,862 spread on the same certified stone. Queensmith lists it at $2,097. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.2°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831617383
Dimensions11.42 × 5.16 × 3.11 mm
L/W Ratio2.21
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.42 mm5.16 mm1.02 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG831617383
Side View
Table 55.0%Crown 33.2°Girdle: THN-MEDPavilion 38°Culet: NoneDepth 60.3%

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 23
Current: $2,097 AUD|Low: $235 AUD|High: $53,360 AUD|Avg: $1,547 AUD
Queensmith
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
October 26, 2026
Retailer 3$235 AUD
Retailer 17$272 AUD
Retailer 12$365 AUD
Retailer 8$475 AUD
Retailer 14$489 AUD
Retailer 15$492 AUD
Retailer 11$499 AUD
Retailer 2$524 AUD
Retailer 5$568 AUD
Retailer 13$625 AUD
Retailer 6$636 AUD
Retailer 18$935 AUD
Retailer 4$988 AUD
Retailer 9$1,014 AUD
Retailer 7$1,039 AUD
Retailer 16$1,368 AUD
Retailer 10$1,540 AUD
Queensmith$2,097 AUD

21 data points across 18 retailers

18 retailers$235 AUD to $2,097 AUD

A
Cheapest Retailer
-
$235 AUD
$165 USD
A
Retailer 2
-
$272 AUD
$191 USD
View
A
Retailer 3
-
$365 AUD
£202 GBP
View
A
Retailer 4
-
$475 AUD
$334 USD
View
A
Retailer 5
-
$489 AUD
€327 EUR
View
A
Retailer 6
-
$492 AUD
ZAR 5,586 ZAR
View
A
Retailer 7
-
$499 AUD
£276 GBP
View
B+
Retailer 8
-
$524 AUD
$368 USD
View
A
Retailer 9
-
$568 AUD
$399 USD
View
B+
Retailer 10
-
$625 AUD
£346 GBP
View
B+
Retailer 11
-
$636 AUD
$447 USD
View
B
Retailer 12
-
$935 AUD
$657 USD
View
B
Retailer 13
-
$988 AUD
$694 USD
View
B
Retailer 14
-
$1,014 AUD
$712 USD
View
B
Retailer 15
-
$1,039 AUD
$730 USD
View
B
Retailer 16
-
$1,368 AUD
£757 GBP
View
Price last confirmed 8 days ago
B
Retailer 17
-
$1,540 AUD
$1,082 USD
View
Most Expensive
B
Queensmith
LG831617383 · Oct 25
$2,097 AUD
£1,160 GBP
View
17 more retailers have this diamond
Prices start from $235 AUDSave up to $1,862 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
1.02ct Marquise
$235 AUD