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Round|Lab Grown|IGI

0.78ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG805671995

Shape and cutting style on the report: Round brilliant

Certificate IGI LG805671995

Diamond specifications and retailer prices

From $235 NZD
As of November 5, 2026
Save $1,945 NZD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,180 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 0.78ct lab-grown round diamond

This 0.78ct lab-grown round sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805671995 or 805671995. Listed at 18 retailers as of November 5, 2026, with prices from $235 to $2,180, a $1,945 spread on the same certified stone. MOH London lists it at $2,180. 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

0.78
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805671995
Dimensions5.99 × 5.94 × 3.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.99 mm5.94 mm0.78 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805671995
Side View
Table 58.0%Crown 32.9°Girdle: THN-MEDPavilion 40.5°Culet: NoneDepth 59.8%

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: Nov 5
Current: $2,180 NZD|Low: $201 NZD|High: $2,221 NZD|Avg: $643 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 5$213 NZD
Retailer 10$235 NZD
Retailer 6$247 NZD
Retailer 3$281 NZD
Retailer 16$295 NZD
Retailer 7$302 NZD
Retailer 13$455 NZD
Retailer 12$464 NZD
Retailer 11$509 NZD
Retailer 2$530 NZD
Retailer 14$640 NZD
Retailer 9$676 NZD
Retailer 8$690 NZD
Retailer 17$731 NZD
Retailer 4$850 NZD
Retailer 15$852 NZD
MOH London$2,180 NZD

43 data points across 17 retailers

18 retailers$235 NZD to $2,180 NZD

Retailer 1
-
$213 NZD
Price last confirmed 11 days ago
A
Retailer 2
-
$235 NZD
View
Final sale: no returns
Retailer 3
-
$247 NZD
View
Price last confirmed 10 days ago
Retailer 4
-
$281 NZD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$295 NZD
View
Retailer 6
-
$302 NZD
View
Price last confirmed 16 days ago
A
Retailer 7
-
$455 NZD
View
A
Retailer 8
-
$464 NZD
View
A
Retailer 9
-
$509 NZD
View
B+
Retailer 10
-
$530 NZD
View
B+
Retailer 11
-
$640 NZD
View
B+
Retailer 12
-
$676 NZD
View
Retailer 13
-
$676 NZD
View
Price last confirmed 27 days ago
Retailer 14
-
$690 NZD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
$731 NZD
View
Retailer 16
-
$850 NZD
View
Price last confirmed 13 days ago
B
Retailer 17
-
$852 NZD
View
Most Expensive
B
MOH London
LG805671995 · Nov 5
$2,180 NZD
£965 GBP
View
17 more retailers have this diamond
Prices start from $235 NZDSave up to $1,945 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
0.78ct Round
$235 NZD