Round|Lab Grown|IGI

1.57ct F IF Round Lab Grown Diamond

EX • F/IF • IGI LG813678622

Shape and cutting style on the report: Round brilliant

Certificate IGI LG813678622

Diamond specifications and retailer prices

From $346 USD
As of November 1, 2026
Save $2,500 USD (88%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,846 USD at Yadav Diamonds · As of October 30, 2026
View at Yadav Diamonds

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 LG813678622 or 813678622. Listed at 24 retailers as of October 30, 2026, with prices from $346 to $2,846, a $2,500 spread on the same certified stone. Yadav Diamonds lists it at $2,846. 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
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813678622
Dimensions7.51 × 7.47 × 4.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.51 mm7.47 mm1.57 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813678622
Side View
Table 61.0%Crown 33°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 61.0%

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: Nov 1
Current: $2,780 USD|Low: $336 USD|High: $2,940 USD|Avg: $1,176 USD|-4.1%
Retailer 1
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Retailer 21
Yadav Diamonds
November 1, 2026
Retailer 21$346 USD
Retailer 10$401 USD
Retailer 4$429 USD
Retailer 14$429 USD
Retailer 2$575 USD
Retailer 3$580 USD
Retailer 16$675 USD
Retailer 5$687 USD
Retailer 19$737 USD
Retailer 15$769 USD
Retailer 6$930 USD
Retailer 18$996 USD
Retailer 17$1,002 USD
Retailer 7$1,379 USD
Retailer 8$1,396 USD
Retailer 13$1,421 USD
Retailer 9$1,620 USD
Retailer 12$1,676 USD
Retailer 11$1,859 USD
Retailer 20$1,965 USD
Retailer 1$2,780 USD
Yadav Diamonds$2,846 USD

37 data points across 22 retailers

24 retailers$346 USD to $2,846 USD

A
Cheapest Retailer
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$346 USD
A
Retailer 2
-
$401 USD
View
Retailer 3
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$429 USD
View
Price last confirmed 7 days ago
A
Retailer 4
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$429 USD
View
A
Retailer 5
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$486 USD
HK$3,800 HKD
View
A
Retailer 6
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$575 USD
View
A
Retailer 7
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$580 USD
View
A
Retailer 8
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$675 USD
€643 EUR
View
A
Retailer 9
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$687 USD
View
A
Retailer 10
-
$737 USD
ZAR 11,909 ZAR
View
A
Retailer 11
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$769 USD
£605 GBP
View
B+
Retailer 12
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$930 USD
View
B+
Retailer 13
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$996 USD
A$1,532 AUD
View
B+
Retailer 14
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$1,002 USD
View
B
Retailer 15
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$1,379 USD
View
B
Retailer 16
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$1,396 USD
SGD 1,886 SGD
View
B
Retailer 17
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$1,421 USD
View
B
Retailer 18
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$1,526 USD
View
B
Retailer 19
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$1,620 USD
View
B
Retailer 20
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$1,676 USD
£1,320 GBP
View
B
Retailer 21
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$1,859 USD
View
B
Retailer 22
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$1,965 USD
View
B
Retailer 23
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$2,780 USD
View
Most Expensive
B
Yadav Diamonds
13314240 · Oct 30
$2,846 USD
View
23 more retailers have this diamond
Prices start from $346 USDSave up to $2,500 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
1.57ct Round
$346 USD