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Round|Lab Grown|IGI

1.91ct F VS1 Round Lab Grown Diamond

EX • F/VS1 • IGI LG830613236

Shape and cutting style on the report: Round brilliant

Certificate IGI LG830613236

Diamond specifications and retailer prices

From $359 AUD
$252 USD
As of November 1, 2026
Save $3,420 AUD (91%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,779 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.91ct lab-grown round diamond

This 1.91ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG830613236 or 830613236. Listed at 24 retailers as of October 27, 2026, with prices from $359 to $3,779, a $3,420 spread on the same certified stone. Queensmith lists it at $3,779. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830613236
Dimensions8.00 × 7.95 × 4.84 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.00 mm7.95 mm1.91 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830613236
Side View
Table 59.0%Crown 33.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.7%

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: $3,779 AUD|Low: $359 AUD|High: $3,779 AUD|Avg: $1,162 AUD
Queensmith
Retailer 2
Retailer 3
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Retailer 25
November 2, 2026
Retailer 3$359 AUD
Retailer 6$401 AUD
Retailer 25$417 AUD
Retailer 4$446 AUD
Retailer 24$446 AUD
Retailer 5$492 AUD
Retailer 14$601 AUD
Retailer 10$676 AUD
Retailer 18$727 AUD
Retailer 2$740 AUD
Retailer 19$769 AUD
Retailer 13$846 AUD
Retailer 9$950 AUD
Retailer 8$974 AUD
Retailer 22$1,038 AUD
Retailer 21$1,113 AUD
Retailer 23$1,431 AUD
Retailer 17$1,440 AUD
Retailer 12$1,505 AUD
Retailer 20$1,523 AUD
Retailer 15$1,651 AUD
Retailer 7$1,794 AUD
Retailer 16$1,936 AUD
Retailer 11$2,022 AUD
Queensmith$3,779 AUD

21 data points across 25 retailers

24 retailers$359 AUD to $3,779 AUD

A
Cheapest Retailer
-
$359 AUD
$252 USD
A
Retailer 2
-
$401 AUD
$282 USD
View
Final sale: no returns
A
Retailer 3
-
$417 AUD
$293 USD
View
A
Retailer 4
-
$446 AUD
$313 USD
View
Retailer 5
-
$446 AUD
$313 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$492 AUD
HK$2,700 HKD
View
B+
Retailer 7
-
$601 AUD
$422 USD
View
A
Retailer 8
-
$676 AUD
$475 USD
View
A
Retailer 9
-
$740 AUD
€495 EUR
View
A
Retailer 10
-
$769 AUD
ZAR 8,724 ZAR
View
A
Retailer 11
-
$846 AUD
£468 GBP
View
A
Retailer 12
-
$950 AUD
$667 USD
View
A
Retailer 13
-
$974 AUD
$684 USD
View
A
Retailer 14
-
$1,038 AUD
View
B+
Retailer 15
-
$1,113 AUD
$782 USD
View
B+
Retailer 16
-
$1,431 AUD
$1,005 USD
View
B+
Retailer 17
-
$1,440 AUD
SGD 1,367 SGD
View
B+
Retailer 18
-
$1,505 AUD
$1,057 USD
View
B+
Retailer 19
-
$1,523 AUD
$1,070 USD
View
B
Retailer 20
-
$1,651 AUD
$1,160 USD
View
B
Retailer 21
-
$1,794 AUD
£992 GBP
View
B
Retailer 22
-
$1,936 AUD
$1,360 USD
View
B
Retailer 23
-
$2,022 AUD
$1,420 USD
View
Most Expensive
B
Queensmith
LG830613236 · Oct 27
$3,779 AUD
£2,090 GBP
View
23 more retailers have this diamond
Prices start from $359 AUDSave up to $3,420 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
1.91ct Round
$359 AUD