CaratHunter
Plans
Round|Lab Grown|IGI

1.91ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG749568822

Shape and cutting style on the report: Round brilliant

Certificate IGI LG749568822

Diamond specifications and retailer prices

From $372 AUD
$261 USD
As of November 1, 2026
Save $1,606 AUD (81%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $2,861 AUD at Brilliant Earth · As of October 16, 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 LG749568822 or 749568822. Listed at 27 retailers as of November 1, 2026, with a 432% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle34.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749568822
Dimensions7.95 × 7.98 × 4.90 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.95 mm7.98 mm1.91 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749568822
Side View
Table 55.0%Crown 34.2°Girdle: MediumPavilion 40.5°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: Nov 1
Current: $880 AUD|Low: $369 AUD|High: $1,977 AUD|Avg: $926 AUD|+5.3%
Retailer 1
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
Retailer 20
Retailer 21
Retailer 22
November 2, 2026
Retailer 14$372 AUD
Retailer 18$414 AUD
Retailer 3$431 AUD
Retailer 7$461 AUD
Retailer 8$461 AUD
Retailer 20$712 AUD
Retailer 16$731 AUD
Retailer 9$767 AUD
Retailer 19$789 AUD
Retailer 12$795 AUD
Retailer 6$857 AUD
Retailer 1$880 AUD
Retailer 22$896 AUD
Retailer 5$978 AUD
Retailer 2$1,072 AUD
Retailer 11$1,224 AUD
Retailer 15$1,482 AUD
Retailer 13$1,555 AUD
Retailer 21$1,710 AUD
Retailer 17$1,814 AUD
Retailer 4$1,859 AUD
Retailer 10$1,977 AUD

28 data points across 22 retailers

27 retailers$372 AUD to $1,977 AUD

A
Cheapest Retailer
-
$372 AUD
$261 USD
A
Retailer 2
-
$414 AUD
$291 USD
View
Final sale: no returns
A
Retailer 3
-
$431 AUD
$303 USD
View
A
Retailer 4
-
$461 AUD
$324 USD
View
Retailer 5
-
$461 AUD
$324 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$712 AUD
$500 USD
View
A
Retailer 7
-
$731 AUD
£405 GBP
View
B+
Retailer 8
-
$767 AUD
$539 USD
View
A
Retailer 9
-
$789 AUD
€528 EUR
View
A
Retailer 10
-
$795 AUD
ZAR 9,021 ZAR
View
A
Retailer 11
-
$857 AUD
$602 USD
View
A
Retailer 12
-
$880 AUD
£487 GBP
View
A
Retailer 13
-
$896 AUD
View
A
Retailer 14
-
$978 AUD
$687 USD
View
A
Retailer 15
-
$1,072 AUD
View
B+
Retailer 16
-
$1,224 AUD
$860 USD
View
Retailer 17
-
$1,469 AUD
$1,032 USD
View
Price last confirmed 42 days ago
B+
Retailer 18
-
$1,482 AUD
$1,041 USD
View
B+
Retailer 19
-
$1,500 AUD
$1,054 USD
View
B+
Retailer 20
-
$1,555 AUD
$1,092 USD
View
Retailer 21
-
$1,694 AUD
$1,190 USD
View
Price last confirmed 28 days ago
B
Retailer 22
-
$1,710 AUD
View
B
Retailer 23
-
$1,713 AUD
$1,203 USD
View
B
Retailer 24
-
$1,814 AUD
$1,274 USD
View
B
Retailer 25
-
$1,859 AUD
£1,028 GBP
View
B
Retailer 26
-
$1,977 AUD
$1,389 USD
View
Most Expensive
Brilliant Earth
16895745A · Oct 16
$2,861 AUD
$2,010 USD
View
Price last confirmed 16 days ago
26 more retailers have this diamond
Prices start from $372 AUDSave up to $1,606 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
$372 AUD