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Round|Lab Grown|IGI

1.57ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG799694458

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799694458

Diamond specifications and retailer prices

From €308 EUR
$346 USD
As of November 1, 2026
Save €1,443 EUR (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,752 EUR at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.57ct lab-grown round diamond

This 1.57ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799694458 or 799694458. Listed at 23 retailers as of October 28, 2026, with prices from €308 to €1,752, a €1,443 spread on the same certified stone. Rare Carat lists it at €1,752. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799694458
Dimensions7.45 × 7.48 × 4.54 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.45 mm7.48 mm1.57 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799694458
Side View
Table 58.0%Crown 33.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.9%

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: Nov 1
Current: €1,752 EUR|Low: €308 EUR|High: €1,765 EUR|Avg: €861 EUR|-0.8%
Rare Carat
Retailer 2
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Retailer 21
November 2, 2026
Retailer 21€308 EUR
Retailer 10€358 EUR
Retailer 4€382 EUR
Retailer 14€382 EUR
Retailer 3€513 EUR
Retailer 20€517 EUR
Retailer 13€543 EUR
Retailer 2€604 EUR
Retailer 5€613 EUR
Retailer 15€660 EUR
Retailer 16€680 EUR
Retailer 6€829 EUR
Retailer 19€888 EUR
Retailer 18€893 EUR
Retailer 7€1,229 EUR
Retailer 8€1,244 EUR
Retailer 12€1,267 EUR
Retailer 9€1,444 EUR
Retailer 17€1,495 EUR
Retailer 11€1,657 EUR
Rare Carat€1,752 EUR

28 data points across 21 retailers

23 retailers€308 EUR to €1,752 EUR

A
Cheapest Retailer
-
€308 EUR
$346 USD
A
Retailer 2
-
€358 EUR
$401 USD
View
Retailer 3
-
€382 EUR
$429 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
€382 EUR
$429 USD
View
A
Retailer 5
-
€434 EUR
HK$3,800 HKD
View
A
Retailer 6
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€513 EUR
$575 USD
View
A
Retailer 7
-
€517 EUR
$580 USD
View
A
Retailer 8
-
€543 EUR
£479 GBP
View
A
Retailer 9
-
€604 EUR
View
A
Retailer 10
-
€613 EUR
$687 USD
View
A
Retailer 11
-
€660 EUR
ZAR 11,951 ZAR
View
A
Retailer 12
-
€680 EUR
£600 GBP
View
B+
Retailer 13
-
€829 EUR
$930 USD
View
B+
Retailer 14
-
€888 EUR
A$1,532 AUD
View
B+
Retailer 15
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€893 EUR
$1,002 USD
View
B
Retailer 16
-
€1,229 EUR
$1,379 USD
View
B
Retailer 17
-
€1,244 EUR
SGD 1,886 SGD
View
B
Retailer 18
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€1,267 EUR
$1,421 USD
View
B
Retailer 19
-
€1,361 EUR
$1,526 USD
View
B
Retailer 20
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€1,444 EUR
$1,620 USD
View
B
Retailer 21
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€1,495 EUR
£1,320 GBP
View
B
Retailer 22
-
€1,657 EUR
$1,859 USD
View
Most Expensive
B
Rare Carat
AJ-35132239 · Oct 28
€1,752 EUR
$1,965 USD
View
22 more retailers have this diamond
Prices start from €308 EURSave up to €1,443 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 Round
€308 EUR