Round|Lab Grown|IGI

1.01ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG840645784

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840645784

Diamond specifications and retailer prices

From $292 USD
As of November 1, 2026
Save $778 USD (73%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,070 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.01ct lab-grown round diamond

This 1.01ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840645784 or 840645784. Listed at 7 retailers as of October 31, 2026, with prices from $292 to $1,070, a $778 spread on the same certified stone. Brilliant Earth lists it at $1,070. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
G
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840645784
Dimensions6.46 × 6.43 × 3.97 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 Faint Blue
Top View
6.46 mm6.43 mm1.01 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840645784
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.6%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $1,070 USD|Low: $292 USD|High: $1,250 USD|Avg: $646 USD|-14.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 7$292 USD
Retailer 4$363 USD
Retailer 3$370 USD
Retailer 5$583 USD
Retailer 6$726 USD
Retailer 2$975 USD
Brilliant Earth$1,070 USD

28 data points across 7 retailers

7 retailers$292 USD to $1,070 USD

B+
Cheapest Retailer
-
$292 USD
A
Retailer 2
-
$363 USD
€346 EUR
View
A
Retailer 3
-
$370 USD
£292 GBP
View
B+
Retailer 4
-
$583 USD
View
B+
Retailer 5
-
$726 USD
View
B
Retailer 6
-
$975 USD
£768 GBP
View
Most Expensive
B
Brilliant Earth
21689799A · Oct 31
$1,070 USD
View
6 more retailers have this diamond
Prices start from $292 USDSave up to $778 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
1.01ct Round
$292 USD