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Round|Lab Grown|IGI

1.91ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG792609315

Shape and cutting style on the report: Round brilliant

Certificate IGI LG792609315

Diamond specifications and retailer prices

From $947 AUD
$665 USD
As of October 29, 2026
Save $6,442 AUD (87%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $7,388 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG792609315 or 792609315. Listed at 25 retailers as of October 29, 2026, with prices from $947 to $7,388, a $6,442 spread on the same certified stone. Do Amore Diamonds lists it at $7,388. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792609315
Dimensions8.01 × 8.08 × 4.87 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.01 mm8.08 mm1.91 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792609315
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $7,388 AUD|Low: $910 AUD|High: $9,040 AUD|Avg: $2,975 AUD
Do Amore Diamonds
Retailer 2
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Retailer 24
October 30, 2026
Retailer 6$947 AUD
Retailer 23$1,076 AUD
Retailer 8$1,099 AUD
Retailer 14$1,229 AUD
Retailer 3$1,553 AUD
Retailer 7$1,737 AUD
Retailer 22$1,737 AUD
Retailer 10$1,741 AUD
Retailer 20$1,843 AUD
Retailer 4$1,903 AUD
Retailer 13$1,940 AUD
Retailer 19$2,050 AUD
Retailer 21$2,229 AUD
Retailer 12$2,780 AUD
Retailer 17$2,931 AUD
Retailer 16$3,410 AUD
Retailer 5$3,508 AUD
Retailer 9$3,694 AUD
Retailer 11$3,783 AUD
Retailer 18$4,339 AUD
Retailer 24$4,768 AUD
Retailer 2$5,068 AUD
Retailer 15$5,124 AUD
Do Amore Diamonds$7,388 AUD

32 data points across 24 retailers

25 retailers$947 AUD to $7,388 AUD

A
Cheapest Retailer
-
$947 AUD
$665 USD
A
Retailer 2
-
$1,076 AUD
$756 USD
View
Final sale: no returns
Retailer 3
-
$1,099 AUD
$772 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
$1,099 AUD
$772 USD
View
A
Retailer 5
-
$1,229 AUD
$863 USD
View
A
Retailer 6
-
$1,553 AUD
View
A
Retailer 7
-
$1,737 AUD
$1,220 USD
View
A
Retailer 8
-
$1,737 AUD
$1,220 USD
View
A
Retailer 9
-
$1,741 AUD
$1,223 USD
View
A
Retailer 10
-
$1,843 AUD
€1,233 EUR
View
B+
Retailer 11
-
$1,845 AUD
$1,296 USD
View
B+
Retailer 12
-
$1,903 AUD
$1,337 USD
View
B+
Retailer 13
-
$1,940 AUD
£1,073 GBP
View
B+
Retailer 14
-
$2,229 AUD
ZAR 25,294 ZAR
View
B+
Retailer 15
-
$2,780 AUD
$1,953 USD
View
B+
Retailer 16
-
$2,931 AUD
$2,059 USD
View
B
Retailer 17
-
$3,410 AUD
$2,395 USD
View
B
Retailer 18
-
$3,508 AUD
$2,464 USD
View
B
Retailer 19
-
$3,694 AUD
CA$3,604 CAD
View
B
Retailer 20
-
$3,783 AUD
$2,657 USD
View
B
Retailer 21
-
$4,339 AUD
$3,048 USD
View
B
Retailer 22
-
$4,768 AUD
£2,637 GBP
View
B
Retailer 23
-
$5,068 AUD
$3,560 USD
View
B
Retailer 24
-
$5,124 AUD
$3,599 USD
View
Most Expensive
B
Do Amore Diamonds
20-E79515 · Oct 29
$7,388 AUD
$5,190 USD
View
24 more retailers have this diamond
Prices start from $947 AUDSave up to $6,442 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
$947 AUD