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Radiant|Lab Grown|IGI

1.54ct D SI1 Radiant Lab Grown Diamond

VG • D/SI1 • IGI LG523298092

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

Certificate IGI LG523298092

Diamond specifications and retailer prices

From €259 EUR
$289 USD
As of October 30, 2026
Save €796 EUR (75%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,055 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.54ct lab-grown radiant diamond

This 1.54ct 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 LG523298092 or 523298092. Listed at 15 retailers as of October 30, 2026, with prices from €259 to €1,055, a €796 spread on the same certified stone. MOH London lists it at €1,055. 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

1.54
Carat
D
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle30.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523298092
Dimensions7.72 × 5.62 × 3.88 mm
L/W Ratio1.37
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
7.72 mm5.62 mm1.54 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523298092
Side View
Table 64.0%Crown 41.5°Girdle: MED-STKPavilion 30.3°Culet: NoneDepth 69.0%

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: €1,055 EUR|Low: €212 EUR|High: €1,162 EUR|Avg: €544 EUR|-9.1%
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
Retailer 14
November 1, 2026
Retailer 9€212 EUR
Retailer 7€246 EUR
Retailer 6€259 EUR
Retailer 14€263 EUR
Retailer 5€286 EUR
Retailer 13€445 EUR
Retailer 8€467 EUR
Retailer 4€474 EUR
Retailer 2€494 EUR
Retailer 11€557 EUR
Retailer 10€847 EUR
Retailer 12€849 EUR
Retailer 3€893 EUR
MOH London€1,055 EUR

43 data points across 14 retailers

15 retailers€259 EUR to €1,055 EUR

Retailer 1
-
€212 EUR
$237 USD
Price last confirmed 13 days ago
Retailer 2
-
€246 EUR
$275 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
€259 EUR
$289 USD
View
Final sale: no returns
Retailer 4
-
€263 EUR
$294 USD
View
Price last confirmed 16 days ago
Retailer 5
-
€263 EUR
$294 USD
View
Price last confirmed 12 days ago
Retailer 6
-
€283 EUR
$316 USD
View
Price last confirmed 37 days ago
B+
Retailer 7
-
€445 EUR
$497 USD
View
B+
Retailer 8
-
€467 EUR
$522 USD
View
B+
Retailer 9
-
€494 EUR
£435 GBP
View
B+
Retailer 10
-
€557 EUR
$622 USD
View
Retailer 11
-
€847 EUR
$946 USD
View
Price last confirmed 12 days ago
B
Retailer 12
-
€849 EUR
$949 USD
View
B
Retailer 13
-
€852 EUR
£750 GBP
View
B
Retailer 14
-
€893 EUR
$998 USD
View
Most Expensive
B
MOH London
LG523298092 · Nov 1
€1,055 EUR
£928 GBP
View
14 more retailers have this diamond
Prices start from €259 EURSave up to €796 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.

A
1.54ct Radiant
€259 EUR