Heart|Lab Grown|IGI

1.09ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG831648664

Certificate IGI LG831648664

Diamond specifications and retailer prices

From $218 USD
HK$1,700 HKD
Save $772 USD (78%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $990 USD at Brilliant Earth
View at Brilliant Earth

About this 1.09ct lab-grown heart diamond

This 1.09ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG831648664 or 831648664. Listed at 6 retailers, with prices from $218 to $990 at Brilliant Earth, a $772 spread on the same certified stone. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.09
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831648664
Dimensions7.44 × 6.51 × 4.05 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.44 mm6.51 mm1.09 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG831648664
Side View
Table 61.0%Crown 34.1°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 54.4%

Caratlytics Score

How it works
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: 12 hours ago
Current: $990 USD|Low: $218 USD|High: $990 USD|Avg: $419 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7

5 data points across 7 retailers

6 retailers$218 USD - $990 USD

B+
Cheapest Retailer
-
$218 USD
HK$1,700 HKD
View
B
Retailer 2
-
$262 USD
View
B+
Retailer 3
-
$325 USD
£256 GBP
View
B+
Retailer 4
-
$341 USD
View
B
Retailer 5
-
$533 USD
SGD 720 SGD
View
Most Expensive
C
Brilliant Earth
21274495A · Sep 14
$990 USD
View
5 more retailers have this diamond
Prices start from $218 USDSave up to $772 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.

B+
1.09ct Heart
$218 USD

Similar diamonds

Comparable stones with the same shape, color and clarity.