CaratHunter
Plans
Round|Lab Grown|IGI

1.91ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG735513000

Shape and cutting style on the report: Round brilliant

Certificate IGI LG735513000

Diamond specifications and retailer prices

From $373 AUD
$262 USD
As of November 1, 2026
Save $2,076 AUD (85%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,449 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 LG735513000 or 735513000. Listed at 25 retailers as of October 31, 2026, with prices from $373 to $2,449, a $2,076 spread on the same certified stone. Brilliant Earth lists it at $2,449. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735513000
Dimensions8.05 × 8.10 × 4.82 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.05 mm8.10 mm1.91 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735513000
Side View
Table 57.0%Crown 32.8°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.7%

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: $2,449 AUD|Low: $366 AUD|High: $2,833 AUD|Avg: $1,102 AUD|-13.6%
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 8$373 AUD
Retailer 6$417 AUD
Retailer 10$473 AUD
Retailer 18$624 AUD
Retailer 14$626 AUD
Retailer 11$796 AUD
Retailer 13$843 AUD
Retailer 17$858 AUD
Retailer 2$881 AUD
Retailer 4$978 AUD
Retailer 3$1,073 AUD
Retailer 15$1,169 AUD
Retailer 16$1,431 AUD
Retailer 7$1,557 AUD
Retailer 12$1,658 AUD
Retailer 5$1,817 AUD
Retailer 9$1,897 AUD
Brilliant Earth$2,449 AUD

42 data points across 18 retailers

25 retailers$373 AUD to $2,449 AUD

A
Cheapest Retailer
-
$373 AUD
$262 USD
Retailer 2
-
$382 AUD
$268 USD
View
Price last confirmed 40 days ago
A
Retailer 3
-
$417 AUD
$293 USD
View
Final sale: no returns
Retailer 4
-
$443 AUD
$311 USD
View
Price last confirmed 40 days ago
Retailer 5
-
$467 AUD
$328 USD
View
Price last confirmed 38 days ago
Retailer 6
-
$473 AUD
$332 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$624 AUD
$438 USD
View
A
Retailer 8
-
$626 AUD
$440 USD
View
A
Retailer 9
-
$796 AUD
ZAR 9,034 ZAR
View
A
Retailer 10
-
$843 AUD
€564 EUR
View
A
Retailer 11
-
$858 AUD
$603 USD
View
A
Retailer 12
-
$881 AUD
£487 GBP
View
A
Retailer 13
-
$978 AUD
$687 USD
View
A
Retailer 14
-
$1,073 AUD
View
B+
Retailer 15
-
$1,169 AUD
$821 USD
View
Retailer 16
-
$1,232 AUD
View
Price last confirmed 155 days ago
B+
Retailer 17
-
$1,431 AUD
$1,005 USD
View
Retailer 18
-
$1,452 AUD
$1,020 USD
View
Price last confirmed 17 days ago
Retailer 19
-
$1,519 AUD
$1,067 USD
View
Price last confirmed 42 days ago
B+
Retailer 20
-
$1,557 AUD
$1,094 USD
View
B
Retailer 21
-
$1,658 AUD
$1,165 USD
View
B
Retailer 22
-
$1,690 AUD
$1,187 USD
View
B
Retailer 23
-
$1,817 AUD
$1,276 USD
View
B
Retailer 24
-
$1,897 AUD
£1,049 GBP
View
Most Expensive
B
Brilliant Earth
17473476A · Oct 31
$2,449 AUD
$1,720 USD
View
24 more retailers have this diamond
Prices start from $373 AUDSave up to $2,076 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
$373 AUD