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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 $615 NZD
$346 USD
As of November 1, 2026
Save $4,443 NZD (88%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $5,058 NZD at Yadav Diamonds · As of November 2, 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 November 1, 2026, with prices from $615 to $5,058, a $4,443 spread on the same certified stone. Yadav Diamonds lists it at $5,058. 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
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

How it works →
A
Excellent
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: Nov 1
Current: $1,204 NZD|Low: $597 NZD|High: $5,225 NZD|Avg: $2,100 NZD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Yadav Diamonds
November 2, 2026
Retailer 21$615 NZD
Retailer 10$713 NZD
Retailer 4$762 NZD
Retailer 14$762 NZD
Retailer 2$1,022 NZD
Retailer 3$1,031 NZD
Retailer 1$1,204 NZD
Retailer 5$1,221 NZD
Retailer 12$1,315 NZD
Retailer 15$1,355 NZD
Retailer 6$1,653 NZD
Retailer 19$1,770 NZD
Retailer 18$1,781 NZD
Retailer 7$2,451 NZD
Retailer 8$2,480 NZD
Retailer 13$2,526 NZD
Retailer 9$2,879 NZD
Retailer 17$2,979 NZD
Retailer 11$3,304 NZD
Retailer 20$3,492 NZD
Retailer 16$4,941 NZD
Yadav Diamonds$5,058 NZD

36 data points across 22 retailers

24 retailers$615 NZD to $5,058 NZD

A
Cheapest Retailer
-
$615 NZD
$346 USD
A
Retailer 2
-
$713 NZD
$401 USD
View
Retailer 3
-
$762 NZD
$429 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$762 NZD
$429 USD
View
A
Retailer 5
-
$864 NZD
HK$3,800 HKD
View
A
Retailer 6
-
$1,022 NZD
$575 USD
View
A
Retailer 7
-
$1,031 NZD
$580 USD
View
A
Retailer 8
-
$1,204 NZD
€645 EUR
View
A
Retailer 9
-
$1,221 NZD
$687 USD
View
A
Retailer 10
-
$1,315 NZD
ZAR 11,951 ZAR
View
A
Retailer 11
-
$1,355 NZD
£600 GBP
View
B+
Retailer 12
-
$1,653 NZD
$930 USD
View
B+
Retailer 13
-
$1,770 NZD
A$1,532 AUD
View
B+
Retailer 14
-
$1,781 NZD
$1,002 USD
View
B
Retailer 15
-
$2,451 NZD
$1,379 USD
View
B
Retailer 16
-
$2,480 NZD
SGD 1,886 SGD
View
B
Retailer 17
-
$2,526 NZD
$1,421 USD
View
B
Retailer 18
-
$2,712 NZD
$1,526 USD
View
B
Retailer 19
-
$2,879 NZD
$1,620 USD
View
B
Retailer 20
-
$2,979 NZD
£1,320 GBP
View
B
Retailer 21
-
$3,304 NZD
$1,859 USD
View
B
Retailer 22
-
$3,492 NZD
$1,965 USD
View
B
Retailer 23
-
$4,941 NZD
$2,780 USD
View
Most Expensive
B
Yadav Diamonds
13314240 · Nov 2
$5,058 NZD
$2,846 USD
View
23 more retailers have this diamond
Prices start from $615 NZDSave up to $4,443 NZD

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
$615 NZD