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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 $186 USD
As of October 27, 2026
Save $1,594 USD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,780 USD 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 $186 to $1,780, a $1,594 spread on the same certified stone. Do Amore Diamonds lists it at $1,780. 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
Color
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

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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: $1,780 USD|Low: $149 USD|High: $1,850 USD|Avg: $799 USD|-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$186 USD
Retailer 10$215 USD
Retailer 16$216 USD
Retailer 2$327 USD
Retailer 14$406 USD
Retailer 5$435 USD
Retailer 6$548 USD
Retailer 8$691 USD
Retailer 11$782 USD
Retailer 4$814 USD
Retailer 13$817 USD
Retailer 9$1,190 USD
Retailer 7$1,200 USD
Retailer 15$1,270 USD
Retailer 3$1,450 USD
Do Amore Diamonds$1,780 USD

26 data points across 16 retailers

11 retailers$186 USD to $1,780 USD

A
Cheapest Retailer
-
$186 USD
A
Retailer 2
-
$215 USD
View
A
Retailer 3
-
$216 USD
View
Final sale: no returns
A
Retailer 4
-
$327 USD
£258 GBP
View
B+
Retailer 5
-
$406 USD
View
Retailer 6
-
$782 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$817 USD
View
B
Retailer 8
-
$1,190 USD
£937 GBP
View
Price last confirmed 7 days ago
Retailer 9
-
$1,270 USD
View
Price last confirmed 7 days ago
B
Retailer 10
-
$1,450 USD
View
Most Expensive
B
Do Amore Diamonds
27-64C3D4476 · Oct 29
$1,780 USD
View
10 more retailers have this diamond
Prices start from $186 USDSave up to $1,594 USD

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
$186 USD