Radiant|Lab Grown|IGI

1.76ct D SI1 Radiant Lab Grown Diamond

VG • D/SI1 • IGI LG515211457

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

Certificate IGI LG515211457

Diamond specifications and retailer prices

From €560 EUR
$626 USD
As of November 1, 2026
Save €2,135 EUR (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,695 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.76ct lab-grown radiant diamond

This 1.76ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG515211457 or 515211457. Listed at 14 retailers as of November 1, 2026, with prices from €560 to €2,695, a €2,135 spread on the same certified stone. MOH London lists it at €2,695. 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

1.76
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.5°
Pavilion angle30°
OriginLab Grown
Grading LabIGI
CertificateIGI LG515211457
Dimensions7.75 × 5.95 × 4.11 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
7.75 mm5.95 mm1.76 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG515211457
Side View
Table 65.5%Crown 46.5°Girdle: Slightly ThickPavilion 30°Culet: NoneDepth 69.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €2,695 EUR|Low: €400 EUR|High: €2,727 EUR|Avg: €1,060 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 10€500 EUR
Retailer 3€560 EUR
Retailer 4€560 EUR
Retailer 11€621 EUR
Retailer 5€682 EUR
Retailer 7€738 EUR
Retailer 6€904 EUR
Retailer 13€956 EUR
Retailer 2€968 EUR
Retailer 8€1,369 EUR
Retailer 9€1,602 EUR
Retailer 12€1,633 EUR
MOH London€2,695 EUR

43 data points across 13 retailers

14 retailers€560 EUR to €2,695 EUR

Retailer 1
-
€500 EUR
$559 USD
Price last confirmed 9 days ago
B+
Retailer 2
-
€560 EUR
$626 USD
View
Final sale: no returns
Retailer 3
-
€560 EUR
$626 USD
View
Price last confirmed 8 days ago
Retailer 4
-
€621 EUR
$694 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
€682 EUR
$762 USD
View
B
Retailer 6
-
€738 EUR
$825 USD
View
B
Retailer 7
-
€904 EUR
View
B
Retailer 8
-
€956 EUR
$1,068 USD
View
B
Retailer 9
-
€968 EUR
£852 GBP
View
B
Retailer 10
-
€1,369 EUR
$1,530 USD
View
B
Retailer 11
-
€1,420 EUR
£1,249 GBP
View
B
Retailer 12
-
€1,602 EUR
$1,790 USD
View
Retailer 13
-
€1,633 EUR
$1,824 USD
View
Price last confirmed 7 days ago
Most Expensive
B
MOH London
LG515211457 · Nov 1
€2,695 EUR
£2,371 GBP
View
13 more retailers have this diamond
Prices start from €560 EURSave up to €2,135 EUR

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+
1.76ct Radiant
€560 EUR