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0.80ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG843644081

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843644081

Diamond specifications and retailer prices

From $302 NZD
As of November 4, 2026
Save $1,943 NZD (87%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,246 NZD 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 LG843644081 or 843644081. Listed at 8 retailers as of November 2, 2026, with prices from $302 to $2,246, a $1,943 spread on the same certified stone. MOH London lists it at $2,246. 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
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843644081
Dimensions6.01 × 5.98 × 3.68 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
6.01 mm5.98 mm0.80 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843644081
Side View
Table 55.0%Crown 33°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.4%

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 4
Current: $2,246 NZD|Low: $302 NZD|High: $2,259 NZD|Avg: $798 NZD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 3$302 NZD
Retailer 6$423 NZD
Retailer 4$505 NZD
Retailer 7$521 NZD
Retailer 2$546 NZD
Retailer 8$696 NZD
Retailer 5$966 NZD
MOH London$2,246 NZD

23 data points across 8 retailers

8 retailers$302 NZD to $2,246 NZD

A
Cheapest Retailer
-
$302 NZD
A
Retailer 2
-
$423 NZD
View
A
Retailer 3
-
$505 NZD
View
A
Retailer 4
-
$521 NZD
View
A
Retailer 5
-
$546 NZD
View
B+
Retailer 6
-
$696 NZD
View
B
Retailer 7
-
$966 NZD
View
Most Expensive
B
MOH London
LG843644081 · Nov 2
$2,246 NZD
£994 GBP
View
7 more retailers have this diamond
Prices start from $302 NZDSave up to $1,943 NZD

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
$302 NZD