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Round|Lab Grown|IGI

0.80ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG843644141

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843644141

Diamond specifications and retailer prices

From $170 USD
As of November 4, 2026
Save $1,092 USD (87%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,262 USD at MOH London · As of November 2, 2026
View at MOH London

About this 0.8ct lab-grown round diamond

This 0.8ct lab-grown round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG843644141 or 843644141. Listed at 8 retailers as of November 2, 2026, with prices from $170 to $1,262, a $1,092 spread on the same certified stone. MOH London lists it at $1,262. 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

0.80
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843644141
Dimensions6.02 × 5.98 × 3.61 mm
L/W Ratio1.01
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
6.02 mm5.98 mm0.80 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843644141
Side View
Table 58.0%Crown 33.3°Girdle: MediumPavilion 40.3°Culet: NoneDepth 60.2%

Caratlytics Score

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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 4
Current: $1,262 USD|Low: $170 USD|High: $1,270 USD|Avg: $468 USD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 3$170 USD
Retailer 6$238 USD
Retailer 4$284 USD
Retailer 7$293 USD
Retailer 2$307 USD
Retailer 8$391 USD
Retailer 5$543 USD
MOH London$1,262 USD

23 data points across 8 retailers

8 retailers$170 USD to $1,262 USD

A
Cheapest Retailer
-
$170 USD
A
Retailer 2
-
$238 USD
View
A
Retailer 3
-
$284 USD
View
A
Retailer 4
-
$293 USD
View
A
Retailer 5
-
$307 USD
View
B+
Retailer 6
-
$391 USD
View
B
Retailer 7
-
$543 USD
View
Most Expensive
B
MOH London
LG843644141 · Nov 2
$1,262 USD
£994 GBP
View
7 more retailers have this diamond
Prices start from $170 USDSave up to $1,092 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
0.80ct Round
$170 USD