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Radiant|Lab Grown|IGI

0.75ct D SI1 Radiant Lab Grown Diamond

GD • D/SI1 • IGI LG539226792

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG539226792

Diamond specifications and retailer prices

From $248 NZD
$140 USD
As of October 30, 2026
Save $1,196 NZD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,444 NZD at MOH London · As of October 26, 2026
View at MOH London

About this 0.75ct lab-grown radiant diamond

This 0.75ct lab-grown radiant sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG539226792 or 539226792. Listed at 16 retailers as of October 26, 2026, with prices from $248 to $1,444, a $1,196 spread on the same certified stone. MOH London lists it at $1,444. 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

0.75
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG539226792
Dimensions6.30 × 4.50 × 2.98 mm
L/W Ratio1.40
Culet sizePointed
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
6.30 mm4.50 mm0.75 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG539226792
Side View
Table 64.0%Crown 41.3°Girdle: Slightly ThickPavilion 32.7°Culet: NoneDepth 66.2%

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 30
Current: $1,444 NZD|Low: $240 NZD|High: $1,460 NZD|Avg: $628 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 7$248 NZD
Retailer 10$289 NZD
Retailer 8$309 NZD
Retailer 12$309 NZD
Retailer 4$422 NZD
Retailer 5$523 NZD
Retailer 2$544 NZD
Retailer 11$694 NZD
Retailer 3$726 NZD
Retailer 9$992 NZD
Retailer 6$1,047 NZD
MOH London$1,444 NZD

43 data points across 12 retailers

16 retailers$248 NZD to $1,444 NZD

A
Cheapest Retailer
-
$248 NZD
$140 USD
B+
Retailer 2
-
$289 NZD
$163 USD
View
B+
Retailer 3
-
$309 NZD
$174 USD
View
B+
Retailer 4
-
$309 NZD
$174 USD
View
B+
Retailer 5
-
$363 NZD
HK$1,600 HKD
View
B+
Retailer 6
-
$422 NZD
$238 USD
View
B+
Retailer 7
-
$523 NZD
£232 GBP
View
B+
Retailer 8
-
$544 NZD
€292 EUR
View
Retailer 9
-
$602 NZD
$339 USD
View
Price last confirmed 52 days ago
Retailer 10
-
$694 NZD
£308 GBP
View
Price last confirmed 22 days ago
B
Retailer 11
-
$726 NZD
$409 USD
View
B
Retailer 12
-
$851 NZD
SGD 648 SGD
View
B
Retailer 13
-
$856 NZD
£380 GBP
View
B
Retailer 14
-
$992 NZD
$559 USD
View
B
Retailer 15
-
$1,047 NZD
$590 USD
View
Most Expensive
B
MOH London
LG539226792 · Oct 26
$1,444 NZD
£641 GBP
View
15 more retailers have this diamond
Prices start from $248 NZDSave up to $1,196 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
0.75ct Radiant
$248 NZD