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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 $665 USD
As of October 29, 2026
Save $4,525 USD (87%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $5,190 USD 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 $665 to $5,190, a $4,525 spread on the same certified stone. Do Amore Diamonds lists it at $5,190. 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
Color
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: $5,190 USD|Low: $639 USD|High: $6,350 USD|Avg: $2,092 USD
Do Amore Diamonds
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Retailer 24
October 29, 2026
Retailer 6$665 USD
Retailer 21$756 USD
Retailer 8$772 USD
Retailer 14$863 USD
Retailer 24$1,091 USD
Retailer 7$1,220 USD
Retailer 20$1,220 USD
Retailer 10$1,223 USD
Retailer 18$1,295 USD
Retailer 4$1,337 USD
Retailer 2$1,358 USD
Retailer 13$1,440 USD
Retailer 19$1,566 USD
Retailer 12$1,953 USD
Retailer 17$2,059 USD
Retailer 16$2,395 USD
Retailer 5$2,464 USD
Retailer 9$2,595 USD
Retailer 11$2,657 USD
Retailer 23$3,048 USD
Retailer 22$3,349 USD
Retailer 15$3,599 USD
Retailer 3$4,260 USD
Do Amore Diamonds$5,190 USD

32 data points across 24 retailers

25 retailers$665 USD to $5,190 USD

A
Cheapest Retailer
-
$665 USD
A
Retailer 2
-
$756 USD
View
Final sale: no returns
A
Retailer 3
-
$772 USD
View
Price last confirmed 13 days ago
A
Retailer 4
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$772 USD
View
A
Retailer 5
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$863 USD
View
A
Retailer 6
-
$1,091 USD
A$1,678 AUD
View
A
Retailer 7
-
$1,220 USD
View
B+
Retailer 8
-
$1,220 USD
View
A
Retailer 9
-
$1,223 USD
View
A
Retailer 10
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$1,295 USD
€1,233 EUR
View
B+
Retailer 11
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$1,337 USD
View
B+
Retailer 12
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$1,358 USD
£1,070 GBP
View
Retailer 13
-
$1,440 USD
View
B+
Retailer 14
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$1,566 USD
ZAR 25,294 ZAR
View
B+
Retailer 15
-
$1,953 USD
View
B+
Retailer 16
-
$2,059 USD
View
B
Retailer 17
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$2,395 USD
View
B+
Retailer 18
-
$2,464 USD
View
B
Retailer 19
-
$2,595 USD
CA$3,604 CAD
View
B
Retailer 20
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$2,657 USD
View
B+
Retailer 21
-
$3,048 USD
View
B
Retailer 22
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$3,349 USD
£2,637 GBP
View
B
Retailer 23
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$3,599 USD
View
B
Retailer 24
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$4,260 USD
View
Most Expensive
B
Do Amore Diamonds
20-E79515 · Oct 29
$5,190 USD
View
24 more retailers have this diamond
Prices start from $665 USDSave up to $4,525 USD

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
$665 USD