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Cushion|Lab Grown|IGI

0.73ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG805672653

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG805672653

Diamond specifications and retailer prices

From $296 NZD
HK$1,300 HKD
As of November 1, 2026
Save $1,846 NZD (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,142 NZD at MOH London · As of October 26, 2026
View at MOH London

About this 0.73ct lab-grown cushion diamond

This 0.73ct lab-grown cushion sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805672653 or 805672653. Listed at 11 retailers as of October 26, 2026, with prices from $296 to $2,142, a $1,846 spread on the same certified stone. MOH London lists it at $2,142. 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

0.73
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle43°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805672653
Dimensions5.11 × 5.09 × 3.28 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.11 mm5.09 mm0.73 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805672653
Side View
Table 71.0%Crown 43°Girdle: MED-THKPavilion 36.6°Culet: NoneDepth 64.4%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $2,142 NZD|Low: $229 NZD|High: $2,327 NZD|Avg: $762 NZD|-6.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 11$229 NZD
Retailer 10$296 NZD
Retailer 5$452 NZD
Retailer 7$489 NZD
Retailer 12$501 NZD
Retailer 8$519 NZD
Retailer 2$613 NZD
Retailer 9$631 NZD
Retailer 3$679 NZD
Retailer 4$714 NZD
Retailer 6$835 NZD
MOH London$2,142 NZD

41 data points across 12 retailers

11 retailers$296 NZD to $2,142 NZD

A
Cheapest Retailer
-
$296 NZD
HK$1,300 HKD
A
Retailer 2
-
$452 NZD
€242 EUR
View
A
Retailer 3
-
$489 NZD
$275 USD
View
Retailer 4
-
$501 NZD
$282 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$519 NZD
£230 GBP
View
B+
Retailer 6
-
$613 NZD
$345 USD
View
Retailer 7
-
$631 NZD
£280 GBP
View
Price last confirmed 7 days ago
Retailer 8
-
$679 NZD
$382 USD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$714 NZD
SGD 543 SGD
View
B+
Retailer 10
-
$835 NZD
$470 USD
View
Most Expensive
B
MOH London
LG805672653 · Oct 26
$2,142 NZD
£949 GBP
View
10 more retailers have this diamond
Prices start from $296 NZDSave up to $1,846 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
0.73ct Cushion
$296 NZD