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0.73ct E SI1 Round Lab Grown Diamond

VG • E/SI1 • IGI LG816670155

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816670155

Diamond specifications and retailer prices

From $214 NZD
$120 USD
As of October 29, 2026
Save $2,002 NZD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,216 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.73ct lab-grown round diamond

This 0.73ct lab-grown round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG816670155 or 816670155. Listed at 11 retailers as of October 29, 2026, with prices from $214 to $2,216, a $2,002 spread on the same certified stone. MOH London lists it at $2,216. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.73
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816670155
Dimensions5.69 × 5.72 × 3.52 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
5.69 mm5.72 mm0.73 ctE / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG816670155
Side View
Table 61.0%Crown 37°Girdle: Slightly ThickPavilion 40.3°Culet: NoneDepth 61.7%

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: Oct 29
Current: $2,216 NZD|Low: $237 NZD|High: $2,216 NZD|Avg: $824 NZD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6$237 NZD
Retailer 4$281 NZD
Retailer 5$420 NZD
Retailer 8$513 NZD
Retailer 2$540 NZD
Retailer 9$742 NZD
Retailer 3$945 NZD
Retailer 10$950 NZD
Retailer 7$1,668 NZD
MOH London$2,216 NZD

8 data points across 10 retailers

11 retailers$214 NZD to $2,216 NZD

A
Cheapest Retailer
-
$214 NZD
$120 USD
A
Retailer 2
-
$237 NZD
$133 USD
View
Final sale: no returns
B+
Retailer 3
-
$281 NZD
$158 USD
View
A
Retailer 4
-
$420 NZD
$236 USD
View
B+
Retailer 5
-
$513 NZD
$288 USD
View
B+
Retailer 6
-
$540 NZD
£239 GBP
View
B+
Retailer 7
-
$742 NZD
SGD 563 SGD
View
B
Retailer 8
-
$945 NZD
$531 USD
View
B
Retailer 9
-
$950 NZD
$533 USD
View
B
Retailer 10
-
$1,668 NZD
$937 USD
View
Most Expensive
C
MOH London
LG816670155 · Oct 29
$2,216 NZD
£980 GBP
View
10 more retailers have this diamond
Prices start from $214 NZDSave up to $2,002 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 Round
$214 NZD