CaratHunter
Plans
Round|Lab Grown|IGI

1.91ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG655411900

Certificate IGI LG655411900

Diamond specifications and retailer prices

From $364 USD
Save $2,276 USD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,640 USD at Rare Carat
View at Rare Carat

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 LG655411900 or 655411900. Listed at 17 retailers, with prices from $364 to $2,640 at Rare Carat, a $2,276 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 angle35.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG655411900
Dimensions7.94 × 7.89 × 4.93 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
7.94 mm7.89 mm1.91 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG655411900
Side View
Table 58.0%Crown 35.6°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.3%

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: $2,640 USD|Low: $364 USD|High: $2,647 USD|Avg: $1,242 USD|-0.3%
Rare Carat
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
Retailer 17
Retailer 18
Retailer 19
October 1, 2026
Retailer 12$364 USD
Retailer 4$424 USD
Retailer 16$424 USD
Retailer 8$464 USD
Retailer 9$470 USD
Retailer 14$620 USD
Retailer 15$660 USD
Retailer 13$713 USD
Retailer 3$731 USD
Retailer 19$791 USD
Retailer 17$821 USD
Retailer 6$1,352 USD
Retailer 10$1,375 USD
Retailer 5$1,511 USD
Retailer 7$1,549 USD
Retailer 2$1,760 USD
Retailer 18$1,858 USD
Retailer 11$2,310 USD
Rare Carat$2,640 USD

40 data points across 19 retailers

17 retailers$364 USD to $2,640 USD

A
Cheapest Retailer
-
$364 USD
A
Retailer 2
-
$424 USD
View
A
Retailer 3
-
$424 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$464 USD
View
A
Retailer 5
-
$470 USD
View
A
Retailer 6
-
$620 USD
View
A
Retailer 7
-
$660 USD
View
A
Retailer 8
-
$713 USD
£561 GBP
View
A
Retailer 9
-
$731 USD
View
A
Retailer 10
-
$791 USD
ZAR 12,776 ZAR
View
A
Retailer 11
-
$823 USD
£648 GBP
View
B+
Retailer 12
-
$1,352 USD
View
B+
Retailer 13
-
$1,511 USD
View
B+
Retailer 14
-
$1,549 USD
View
B+
Retailer 15
-
$1,760 USD
View
B+
Retailer 16
-
$1,858 USD
£1,463 GBP
View
Most Expensive
B
Rare Carat
GD12326_l_655411900 · Sep 27
$2,640 USD
View
16 more retailers have this diamond
Prices start from $364 USDSave up to $2,276 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
$364 USD