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1.02ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG805694146

Shape and cutting style on the report: Round brilliant

Certificate IGI LG805694146

Diamond specifications and retailer prices

From $174 USD
As of October 29, 2026
Save $842 USD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,016 USD at MOH London · As of October 29, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805694146 or 805694146. Listed at 13 retailers as of October 29, 2026, with prices from $174 to $1,016, a $842 spread on the same certified stone. MOH London lists it at $1,016. 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
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805694146
Dimensions6.42 × 6.39 × 3.96 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.42 mm6.39 mm1.02 ctI / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805694146
Side View
Table 62.0%Crown 36°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.8%

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: Oct 29
Current: $1,016 USD|Low: $165 USD|High: $1,022 USD|Avg: $487 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 4$174 USD
Retailer 8$195 USD
Retailer 5$216 USD
Retailer 7$216 USD
Retailer 6$384 USD
Retailer 11$405 USD
Retailer 10$470 USD
Retailer 9$532 USD
Retailer 2$734 USD
Retailer 3$749 USD
MOH London$1,016 USD

17 data points across 11 retailers

13 retailers$174 USD to $1,016 USD

A
Cheapest Retailer
-
$174 USD
A
Retailer 2
-
$195 USD
View
Final sale: no returns
A
Retailer 3
-
$202 USD
View
A
Retailer 4
-
$216 USD
View
A
Retailer 5
-
$216 USD
View
B+
Retailer 6
-
$384 USD
View
Retailer 7
-
$405 USD
View
Price last confirmed 96 days ago
B+
Retailer 8
-
$470 USD
View
B+
Retailer 9
-
$532 USD
View
B+
Retailer 10
-
$695 USD
View
B+
Retailer 11
-
$734 USD
View
B+
Retailer 12
-
$749 USD
View
Most Expensive
B+
MOH London
LG805694146 · Oct 29
$1,016 USD
£800 GBP
View
12 more retailers have this diamond
Prices start from $174 USDSave up to $842 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
$174 USD