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Round|Lab Grown|IGI

1.02ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG838643616

Shape and cutting style on the report: Round brilliant

Certificate IGI LG838643616

Diamond specifications and retailer prices

From $142 USD
As of November 3, 2026
Save $678 USD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $820 USD at MOH London · As of November 4, 2026
View at MOH London

About this 1.02ct lab-grown round diamond

This 1.02ct lab-grown round 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 LG838643616 or 838643616. Listed at 11 retailers as of November 3, 2026, with prices from $142 to $820, a $678 spread on the same certified stone. MOH London lists it at $820. 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

1.02
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838643616
Dimensions6.51 × 6.54 × 3.93 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
6.51 mm6.54 mm1.02 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838643616
Side View
Table 59.0%Crown 33°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.3%

Caratlytics Score

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

Price History

Last verified: Nov 3
Current: $820 USD|Low: $142 USD|High: $888 USD|Avg: $376 USD|-7.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 10$142 USD
Retailer 8$165 USD
Retailer 4$176 USD
Retailer 7$276 USD
Retailer 3$298 USD
Retailer 9$328 USD
Retailer 2$340 USD
Retailer 5$566 USD
Retailer 6$598 USD
MOH London$820 USD

38 data points across 10 retailers

11 retailers$142 USD to $820 USD

A
Cheapest Retailer
-
$142 USD
A
Retailer 2
-
$165 USD
View
A
Retailer 3
-
$176 USD
View
Retailer 4
-
$188 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$276 USD
View
A
Retailer 6
-
$298 USD
View
B+
Retailer 7
-
$328 USD
View
A
Retailer 8
-
$340 USD
View
B
Retailer 9
-
$566 USD
View
B
Retailer 10
-
$598 USD
View
Most Expensive
B
MOH London
LG838643616 · Nov 4
$820 USD
£646 GBP
View
10 more retailers have this diamond
Prices start from $142 USDSave up to $678 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
1.02ct Round
$142 USD