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Oval|Lab Grown|IGI

1.91ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG844621734

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG844621734

Diamond specifications and retailer prices

From $649 USD
As of October 30, 2026
Save $4,802 USD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,870 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.91ct lab-grown oval diamond

This 1.91ct lab-grown oval 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 LG844621734 or 844621734. Listed at 19 retailers as of October 30, 2026, with a 740% 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
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844621734
Dimensions10.12 × 6.95 × 4.36 mm
L/W Ratio1.46
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
10.12 mm6.95 mm1.91 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844621734
Side View
Table 58.0%Crown 34.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
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 30
Current: $1,052 USD|Low: $649 USD|High: $5,451 USD|Avg: $1,862 USD|+0.7%
Retailer 1
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Retailer 11
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Retailer 19
October 31, 2026
Retailer 5$649 USD
Retailer 6$671 USD
Retailer 12$730 USD
Retailer 19$919 USD
Retailer 16$981 USD
Retailer 11$1,005 USD
Retailer 1$1,052 USD
Retailer 14$1,086 USD
Retailer 8$1,403 USD
Retailer 2$1,615 USD
Retailer 9$1,969 USD
Retailer 10$2,056 USD
Retailer 15$2,118 USD
Retailer 4$2,181 USD
Retailer 13$2,652 USD
Retailer 7$2,764 USD
Retailer 3$2,938 USD
Retailer 18$3,575 USD
Retailer 17$5,451 USD

15 data points across 19 retailers

19 retailers$649 USD to $5,451 USD

A
Cheapest Retailer
-
$649 USD
Final sale: no returns
Retailer 2
-
$671 USD
£529 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
$730 USD
View
A
Retailer 4
-
$981 USD
View
A
Retailer 5
-
$1,005 USD
View
A
Retailer 6
-
$1,052 USD
£829 GBP
View
A
Retailer 7
-
$1,086 USD
ZAR 17,540 ZAR
View
B+
Retailer 8
-
$1,403 USD
View
B+
Retailer 9
-
$1,615 USD
View
B+
Retailer 10
-
$1,969 USD
View
B+
Retailer 11
-
$2,056 USD
View
B
Retailer 12
-
$2,118 USD
CA$2,941 CAD
View
B
Retailer 13
-
$2,181 USD
View
B+
Retailer 14
-
$2,652 USD
£2,088 GBP
View
B
Retailer 15
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$2,764 USD
View
B
Retailer 16
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$2,938 USD
View
Retailer 17
-
$3,575 USD
View
Price last confirmed 12 days ago
B
Retailer 18
-
$5,451 USD
View
Most Expensive
Brilliant Earth
22269782A · Oct 29
$6,870 USD
View
Price under review
18 more retailers have this diamond
Prices start from $649 USDSave up to $4,802 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 Oval
$649 USD