CaratHunter
Plans
Radiant|Lab Grown|IGI

1.57ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG768623613

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

Certificate IGI LG768623613

Diamond specifications and retailer prices

From €297 EUR
$332 USD
As of October 30, 2026
Save €2,017 EUR (87%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €2,314 EUR at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.57ct lab-grown radiant diamond

This 1.57ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768623613 or 768623613. Listed at 25 retailers as of October 28, 2026, with prices from €297 to €2,314, a €2,017 spread on the same certified stone. Rare Carat lists it at €2,314. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768623613
Dimensions8.58 × 5.77 × 3.75 mm
L/W Ratio1.49
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
8.58 mm5.77 mm1.57 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768623613
Side View
Table 62.0%Crown 38.5°Girdle: MediumPavilion 33.5°Culet: NoneDepth 65.0%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €2,314 EUR|Low: €297 EUR|High: €2,332 EUR|Avg: €896 EUR|-0.8%
Rare Carat
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
November 1, 2026
Retailer 6€297 EUR
Retailer 9€332 EUR
Retailer 23€345 EUR
Retailer 3€369 EUR
Retailer 10€369 EUR
Retailer 13€390 EUR
Retailer 4€401 EUR
Retailer 22€506 EUR
Retailer 19€596 EUR
Retailer 11€596 EUR
Retailer 8€601 EUR
Retailer 21€633 EUR
Retailer 18€660 EUR
Retailer 20€859 EUR
Retailer 5€977 EUR
Retailer 24€1,081 EUR
Retailer 15€1,176 EUR
Retailer 7€1,185 EUR
Retailer 17€1,224 EUR
Retailer 16€1,393 EUR
Retailer 12€1,432 EUR
Retailer 14€1,446 EUR
Retailer 2€1,477 EUR
Rare Carat€2,314 EUR

35 data points across 24 retailers

25 retailers€297 EUR to €2,314 EUR

A+
Cheapest Retailer
-
€297 EUR
$332 USD
A
Retailer 2
-
€332 EUR
$371 USD
View
Final sale: no returns
A
Retailer 3
-
€345 EUR
$385 USD
View
Retailer 4
-
€369 EUR
$412 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
€369 EUR
$412 USD
View
A
Retailer 6
-
€390 EUR
£343 GBP
View
A
Retailer 7
-
€401 EUR
HK$3,500 HKD
View
A
Retailer 8
-
€506 EUR
$565 USD
View
A
Retailer 9
-
€596 EUR
View
A
Retailer 10
-
€596 EUR
$666 USD
View
A
Retailer 11
-
€601 EUR
$671 USD
View
A
Retailer 12
-
€633 EUR
ZAR 11,432 ZAR
View
A
Retailer 13
-
€660 EUR
£581 GBP
View
A
Retailer 14
-
€859 EUR
A$1,477 AUD
View
B+
Retailer 15
-
€977 EUR
$1,092 USD
View
B+
Retailer 16
-
€1,081 EUR
$1,208 USD
View
B+
Retailer 17
-
€1,176 EUR
SGD 1,776 SGD
View
B+
Retailer 18
-
€1,185 EUR
$1,324 USD
View
B+
Retailer 19
-
€1,224 EUR
$1,368 USD
View
B+
Retailer 20
-
€1,294 EUR
$1,446 USD
View
B+
Retailer 21
-
€1,393 EUR
$1,556 USD
View
B+
Retailer 22
-
€1,432 EUR
£1,260 GBP
View
B+
Retailer 23
-
€1,446 EUR
$1,615 USD
View
B+
Retailer 24
-
€1,477 EUR
£1,299 GBP
View
Most Expensive
B
Rare Carat
A5-163A · Oct 28
€2,314 EUR
$2,585 USD
View
24 more retailers have this diamond
Prices start from €297 EURSave up to €2,017 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+
1.57ct Radiant
€297 EUR