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Radiant|Lab Grown|IGI

1.16ct D SI1 Radiant Lab Grown Diamond

GD • D/SI1 • IGI LG529267117

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

Certificate IGI LG529267117

Diamond specifications and retailer prices

From $273 AUD
$192 USD
As of October 30, 2026
Save $1,314 AUD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,587 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 1.16ct lab-grown radiant diamond

This 1.16ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG529267117 or 529267117. Listed at 17 retailers as of October 26, 2026, with prices from $273 to $1,587, a $1,314 spread on the same certified stone. MOH London lists it at $1,587. 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

1.16
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.7°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG529267117
Dimensions7.71 × 5.22 × 3.33 mm
L/W Ratio1.48
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
7.71 mm5.22 mm1.16 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG529267117
Side View
Table 65.5%Crown 46.7°Girdle: MED-STKPavilion 31.9°Culet: NoneDepth 63.8%

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: Oct 30
Current: $1,587 AUD|Low: $262 AUD|High: $1,604 AUD|Avg: $725 AUD|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 7$273 AUD
Retailer 11$306 AUD
Retailer 10$339 AUD
Retailer 9$444 AUD
Retailer 4$571 AUD
Retailer 2$617 AUD
Retailer 3$686 AUD
Retailer 6$870 AUD
Retailer 8$890 AUD
Retailer 5$1,039 AUD
MOH London$1,587 AUD

43 data points across 11 retailers

17 retailers$273 AUD to $1,587 AUD

A
Cheapest Retailer
-
$273 AUD
$192 USD
B+
Retailer 2
-
$306 AUD
$215 USD
View
Final sale: no returns
B+
Retailer 3
-
$317 AUD
$223 USD
View
Retailer 4
-
$339 AUD
$238 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
$339 AUD
$238 USD
View
B+
Retailer 6
-
$383 AUD
HK$2,100 HKD
View
B+
Retailer 7
-
$444 AUD
$312 USD
View
B+
Retailer 8
-
$571 AUD
€382 EUR
View
B+
Retailer 9
-
$594 AUD
$417 USD
View
B+
Retailer 10
-
$617 AUD
£341 GBP
View
B+
Retailer 11
-
$686 AUD
$482 USD
View
B
Retailer 12
-
$870 AUD
$611 USD
View
B
Retailer 13
-
$890 AUD
$625 USD
View
B
Retailer 14
-
$1,039 AUD
$730 USD
View
B
Retailer 15
-
$1,089 AUD
$765 USD
View
B
Retailer 16
-
$1,109 AUD
SGD 1,053 SGD
View
Most Expensive
B
MOH London
LG529267117 · Oct 26
$1,587 AUD
£878 GBP
View
16 more retailers have this diamond
Prices start from $273 AUDSave up to $1,314 AUD

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
1.16ct Radiant
$273 AUD