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Round|Lab Grown|IGI

1.91ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG825657827

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825657827

Diamond specifications and retailer prices

From $705 AUD
$495 USD
As of October 29, 2026
Save $6,156 AUD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,861 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 LG825657827 or 825657827. Listed at 15 retailers as of October 29, 2026, with prices from $705 to $6,861, a $6,156 spread on the same certified stone. Do Amore Diamonds lists it at $6,861. 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 angle33.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825657827
Dimensions7.96 × 8.01 × 4.88 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
7.96 mm8.01 mm1.91 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825657827
Side View
Table 56.0%Crown 33.7°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: $6,861 AUD|Low: $705 AUD|High: $7,715 AUD|Avg: $2,569 AUD|-11.1%
Do Amore Diamonds
Retailer 2
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Retailer 19
October 29, 2026
Retailer 2$705 AUD
Retailer 11$707 AUD
Retailer 15$789 AUD
Retailer 17$874 AUD
Retailer 5$945 AUD
Retailer 16$1,227 AUD
Retailer 19$1,479 AUD
Retailer 13$1,480 AUD
Retailer 9$1,644 AUD
Retailer 8$2,232 AUD
Retailer 14$2,299 AUD
Retailer 4$2,370 AUD
Retailer 18$2,471 AUD
Retailer 10$3,562 AUD
Retailer 12$4,613 AUD
Retailer 3$4,683 AUD
Retailer 6$4,733 AUD
Retailer 7$6,064 AUD
Do Amore Diamonds$6,861 AUD

22 data points across 19 retailers

15 retailers$705 AUD to $6,861 AUD

A+
Cheapest Retailer
-
$705 AUD
$495 USD
A
Retailer 2
-
$789 AUD
$554 USD
View
A
Retailer 3
-
$874 AUD
$614 USD
View
Retailer 4
-
$945 AUD
$664 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,227 AUD
$862 USD
View
A
Retailer 6
-
$1,479 AUD
$1,039 USD
View
A
Retailer 7
-
$1,480 AUD
$1,040 USD
View
B+
Retailer 8
-
$2,299 AUD
$1,615 USD
View
B+
Retailer 9
-
$2,370 AUD
$1,665 USD
View
B+
Retailer 10
-
$2,471 AUD
$1,736 USD
View
B
Retailer 11
-
$4,613 AUD
£2,552 GBP
View
B
Retailer 12
-
$4,683 AUD
$3,290 USD
View
B
Retailer 13
-
$4,733 AUD
$3,325 USD
View
B
Retailer 14
-
$6,064 AUD
$4,260 USD
View
Most Expensive
B
Do Amore Diamonds
27-CDB5F5957 · Oct 29
$6,861 AUD
$4,820 USD
View
14 more retailers have this diamond
Prices start from $705 AUDSave up to $6,156 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
$705 AUD