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Round|Lab Grown|IGI

1.91ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG809661925

Certificate IGI LG809661925

Diamond specifications and retailer prices

From $430 USD
Save $4,010 USD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,440 USD at Brilliant Earth
View at Brilliant Earth

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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG809661925 or 809661925. Listed at 18 retailers, with prices from $430 to $4,440 at Brilliant Earth, a $4,010 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
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809661925
Dimensions8.01 × 7.98 × 4.84 mm
L/W Ratio1.00
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 mm7.98 mm1.91 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809661925
Side View
Table 60.0%Crown 34.8°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.5%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $1,783 USD|Low: $318 USD|High: $2,635 USD|Avg: $1,153 USD|-12.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 1, 2026
Retailer 16$430 USD
Retailer 11$670 USD
Retailer 10$722 USD
Retailer 9$752 USD
Retailer 15$800 USD
Retailer 12$812 USD
Retailer 8$833 USD
Retailer 3$833 USD
Retailer 6$1,093 USD
Retailer 2$1,229 USD
Retailer 7$1,359 USD
Retailer 14$1,569 USD
Retailer 13$1,781 USD
Retailer 1$1,783 USD
Retailer 4$1,883 USD
Retailer 5$2,630 USD

36 data points across 16 retailers

18 retailers$430 USD to $4,440 USD

A
Cheapest Retailer
-
$430 USD
A
Retailer 2
-
$670 USD
View
A
Retailer 3
-
$722 USD
£569 GBP
View
A
Retailer 4
-
$752 USD
€716 EUR
View
A
Retailer 5
-
$800 USD
View
A
Retailer 6
-
$812 USD
View
A
Retailer 7
-
$833 USD
ZAR 13,453 ZAR
View
Price last confirmed 13 days ago
A
Retailer 8
-
$835 USD
£658 GBP
View
A
Retailer 9
-
$1,093 USD
View
A
Retailer 10
-
$1,229 USD
View
B+
Retailer 11
-
$1,359 USD
View
B+
Retailer 12
-
$1,569 USD
View
B+
Retailer 13
-
$1,781 USD
View
B+
Retailer 14
-
$1,783 USD
View
B+
Retailer 15
-
$1,806 USD
View
B+
Retailer 16
-
$1,883 USD
£1,483 GBP
View
B
Retailer 17
-
$2,630 USD
View
Most Expensive
B
Brilliant Earth
20436430A · Oct 1
$4,440 USD
View
17 more retailers have this diamond
Prices start from $430 USDSave up to $4,010 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 Round
$430 USD