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Marquise|Lab Grown|IGI

1.03ct E VS1 Marquise Lab Grown Diamond

VG • E/VS1 • IGI LG831695594

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831695594

Diamond specifications and retailer prices

From $256 AUD
$180 USD
As of October 27, 2026
Save $1,841 AUD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,097 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG831695594 or 831695594. Listed at 19 retailers as of October 27, 2026, with prices from $256 to $2,097, a $1,841 spread on the same certified stone. Queensmith lists it at $2,097. 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

1.03
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831695594
Dimensions10.15 × 5.35 × 3.29 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.15 mm5.35 mm1.03 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831695594
Side View
Table 61.0%Crown 35.7°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 61.5%

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: Oct 27
Current: $2,097 AUD|Low: $256 AUD|High: $2,097 AUD|Avg: $753 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
Retailer 19
October 29, 2026
Retailer 9$256 AUD
Retailer 7$288 AUD
Retailer 5$297 AUD
Retailer 3$319 AUD
Retailer 18$319 AUD
Retailer 13$401 AUD
Retailer 10$430 AUD
Retailer 6$475 AUD
Retailer 15$547 AUD
Retailer 2$572 AUD
Retailer 8$660 AUD
Retailer 16$777 AUD
Retailer 14$896 AUD
Retailer 19$1,023 AUD
Retailer 17$1,082 AUD
Retailer 11$1,101 AUD
Retailer 12$1,497 AUD
Retailer 4$1,610 AUD
Queensmith$2,097 AUD

8 data points across 19 retailers

19 retailers$256 AUD to $2,097 AUD

A
Cheapest Retailer
-
$256 AUD
$180 USD
A
Retailer 2
-
$288 AUD
$202 USD
View
Final sale: no returns
A
Retailer 3
-
$297 AUD
$209 USD
View
A
Retailer 4
-
$319 AUD
$224 USD
View
A
Retailer 5
-
$319 AUD
$224 USD
View
A
Retailer 6
-
$401 AUD
£222 GBP
View
B+
Retailer 7
-
$430 AUD
$302 USD
View
A
Retailer 8
-
$475 AUD
$334 USD
View
A
Retailer 9
-
$547 AUD
ZAR 6,206 ZAR
View
A
Retailer 10
-
$572 AUD
£316 GBP
View
B+
Retailer 11
-
$660 AUD
$464 USD
View
B+
Retailer 12
-
$777 AUD
View
B+
Retailer 13
-
$896 AUD
View
B
Retailer 14
-
$1,023 AUD
$719 USD
View
B
Retailer 15
-
$1,082 AUD
$760 USD
View
B
Retailer 16
-
$1,101 AUD
$773 USD
View
B
Retailer 17
-
$1,497 AUD
£828 GBP
View
B
Retailer 18
-
$1,610 AUD
$1,131 USD
View
Most Expensive
B
Queensmith
LG831695594 · Oct 27
$2,097 AUD
£1,160 GBP
View
18 more retailers have this diamond
Prices start from $256 AUDSave up to $1,841 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
1.03ct Marquise
$256 AUD