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Radiant|Lab Grown|IGI

1.75ct F SI1 Radiant Lab Grown Diamond

VG • F/SI1 • IGI LG611397806

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

Certificate IGI LG611397806

Diamond specifications and retailer prices

From $265 AUD
$186 USD
As of October 27, 2026
Save $2,274 AUD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,540 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.75ct lab-grown radiant diamond

This 1.75ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG611397806 or 611397806. Listed at 11 retailers as of October 27, 2026, with prices from $265 to $2,540, a $2,274 spread on the same certified stone. Do Amore Diamonds lists it at $2,540. 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

1.75
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG611397806
Dimensions8.41 × 5.88 × 4.02 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.41 mm5.88 mm1.75 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG611397806
Side View
Table 66.0%Crown 43.9°Girdle: MED-STKPavilion 36°Culet: NoneDepth 68.4%

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 27
Current: $2,540 AUD|Low: $213 AUD|High: $2,640 AUD|Avg: $1,140 AUD|-3.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 12$265 AUD
Retailer 10$307 AUD
Retailer 16$308 AUD
Retailer 2$467 AUD
Retailer 14$579 AUD
Retailer 5$620 AUD
Retailer 6$782 AUD
Retailer 8$986 AUD
Retailer 11$1,116 AUD
Retailer 4$1,161 AUD
Retailer 13$1,166 AUD
Retailer 9$1,698 AUD
Retailer 7$1,712 AUD
Retailer 15$1,812 AUD
Retailer 3$2,069 AUD
Do Amore Diamonds$2,540 AUD

26 data points across 16 retailers

11 retailers$265 AUD to $2,540 AUD

A
Cheapest Retailer
-
$265 AUD
$186 USD
A
Retailer 2
-
$307 AUD
$215 USD
View
A
Retailer 3
-
$308 AUD
$216 USD
View
Final sale: no returns
A
Retailer 4
-
$467 AUD
£258 GBP
View
B+
Retailer 5
-
$579 AUD
$406 USD
View
Retailer 6
-
$1,116 AUD
$782 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$1,166 AUD
$817 USD
View
B
Retailer 8
-
$1,698 AUD
£937 GBP
View
Price last confirmed 7 days ago
Retailer 9
-
$1,812 AUD
$1,270 USD
View
Price last confirmed 7 days ago
B
Retailer 10
-
$2,069 AUD
$1,450 USD
View
Most Expensive
B
Do Amore Diamonds
27-64C3D4476 · Oct 29
$2,540 AUD
$1,780 USD
View
10 more retailers have this diamond
Prices start from $265 AUDSave up to $2,274 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
1.75ct Radiant
$265 AUD