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Radiant|Lab Grown|IGI

0.75ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG566331197

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

Certificate IGI LG566331197

Diamond specifications and retailer prices

From $687 AUD
£380 GBP
As of October 29, 2026
Save $61 AUD (8%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,420 AUD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

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 top-tier cut grade and certified by IGI LG566331197 or 566331197. Listed at 12 retailers as of October 29, 2026, with a relatively tight 9% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

0.75
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle32.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG566331197
Dimensions5.97 × 4.58 × 3.11 mm
L/W Ratio1.30
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
5.97 mm4.58 mm0.75 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG566331197
Side View
Table 62.0%Crown 34°Girdle: Slightly ThickPavilion 32.5°Culet: NoneDepth 67.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $2,420 AUD|Low: $142 AUD|High: $2,420 AUD|Avg: $744 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 12
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Retailer 20
October 12, 2026
Retailer 17$147 AUD
Retailer 16$194 AUD
Retailer 6$198 AUD
Retailer 4$205 AUD
Retailer 7$379 AUD
Retailer 19$384 AUD
Retailer 10$404 AUD
Retailer 9$431 AUD
Retailer 14$453 AUD
Retailer 13$631 AUD
Retailer 5$639 AUD
Retailer 15$644 AUD
Retailer 18$648 AUD
Retailer 8$832 AUD
Retailer 11$840 AUD
Retailer 12$840 AUD
Retailer 20$883 AUD
Retailer 3$1,381 AUD
Retailer 2$1,703 AUD
Do Amore Diamonds$2,420 AUD

18 data points across 20 retailers

12 retailers$687 AUD to $748 AUD

Retailer 1
-
$147 AUD
$103 USD
Price last confirmed 23 days ago
Retailer 2
-
$194 AUD
$136 USD
View
Price last confirmed 23 days ago
Retailer 3
-
$205 AUD
$144 USD
View
Price last confirmed 34 days ago
Retailer 4
-
$379 AUD
$266 USD
View
Price last confirmed 19 days ago
Retailer 5
-
$384 AUD
$270 USD
View
Price last confirmed 23 days ago
Retailer 6
-
$453 AUD
£251 GBP
View
Price last confirmed 19 days ago
Retailer 7
-
$648 AUD
$455 USD
View
Price last confirmed 23 days ago
B
Retailer 8
-
$687 AUD
£380 GBP
View
B
Retailer 9
-
$748 AUD
£414 GBP
View
Retailer 10
-
$883 AUD
$620 USD
View
Price last confirmed 19 days ago
Retailer 11
-
$1,703 AUD
£942 GBP
View
Price last confirmed 19 days ago
Most Expensive
Do Amore Diamonds
32-LG566331197 · Oct 30
$2,420 AUD
$1,700 USD
View
Price under review
11 more retailers have this diamond
Prices start from $687 AUDSave up to $61 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.

B
0.75ct Radiant
$687 AUD