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Oval|Lab Grown|IGI

1.91ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG831630597

Certificate IGI LG831630597

Diamond specifications and retailer prices

From $714 USD
Save $4,866 USD (87%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $5,580 USD at Do Amore Diamonds
View at Do Amore Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831630597 or 831630597. Listed at 25 retailers, with prices from $714 to $5,580 at Do Amore Diamonds, a $4,866 spread on the same certified stone. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831630597
Dimensions10.04 × 6.96 × 4.35 mm
L/W Ratio1.44
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
10.04 mm6.96 mm1.91 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831630597
Side View
Table 59.0%Crown 36.3°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 28
Current: $5,580 USD|Low: $558 USD|High: $5,580 USD|Avg: $1,949 USD
Do Amore Diamonds
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Retailer 26
October 1, 2026
Retailer 25$714 USD
Retailer 16$777 USD
Retailer 17$817 USD
Retailer 10$828 USD
Retailer 14$854 USD
Retailer 11$900 USD
Retailer 21$1,025 USD
Retailer 2$1,043 USD
Retailer 6$1,166 USD
Retailer 23$1,296 USD
Retailer 20$1,303 USD
Retailer 22$1,423 USD
Retailer 5$1,647 USD
Retailer 15$2,210 USD
Retailer 19$2,278 USD
Retailer 3$2,279 USD
Retailer 8$2,425 USD
Retailer 9$2,570 USD
Retailer 13$2,623 USD
Retailer 7$2,811 USD
Retailer 18$2,909 USD
Retailer 26$3,259 USD
Retailer 24$3,468 USD
Retailer 12$3,863 USD
Retailer 4$5,451 USD
Do Amore Diamonds$5,580 USD

16 data points across 26 retailers

25 retailers$714 USD to $5,580 USD

A
Cheapest Retailer
-
$714 USD
A
Retailer 2
-
$777 USD
View
A
Retailer 3
-
$817 USD
View
A
Retailer 4
-
$828 USD
View
A
Retailer 5
-
$854 USD
View
A
Retailer 6
-
$900 USD
View
A
Retailer 7
-
$1,025 USD
View
A
Retailer 8
-
$1,043 USD
£821 GBP
View
A
Retailer 9
-
$1,166 USD
View
B+
Retailer 10
-
$1,296 USD
View
B+
Retailer 11
-
$1,303 USD
View
B+
Retailer 12
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$1,426 USD
£1,123 GBP
View
B+
Retailer 13
-
$1,647 USD
ZAR 26,603 ZAR
View
B
Retailer 14
-
$2,210 USD
View
B
Retailer 15
-
$2,279 USD
A$3,506 AUD
View
B
Retailer 16
-
$2,425 USD
View
B
Retailer 17
-
$2,570 USD
View
B
Retailer 18
-
$2,623 USD
£2,065 GBP
View
B
Retailer 19
-
$2,811 USD
View
B
Retailer 20
-
$2,909 USD
View
B
Retailer 21
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$3,259 USD
View
B
Retailer 22
-
$3,468 USD
£2,731 GBP
View
B
Retailer 23
-
$3,863 USD
View
B
Retailer 24
-
$5,451 USD
View
Most Expensive
B
Do Amore Diamonds
20-E98622 · Sep 30
$5,580 USD
View
24 more retailers have this diamond
Prices start from $714 USDSave up to $4,866 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.

A
1.91ct Oval
$714 USD