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Round|Lab Grown|IGI

1.56ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG839676383

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839676383

Diamond specifications and retailer prices

From $344 USD
As of November 1, 2026
Save $1,621 USD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,965 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.56ct lab-grown round diamond

This 1.56ct 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 LG839676383 or 839676383. Listed at 22 retailers as of October 28, 2026, with prices from $344 to $1,965, a $1,621 spread on the same certified stone. Rare Carat lists it at $1,965. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839676383
Dimensions7.46 × 7.50 × 4.50 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
7.46 mm7.50 mm1.56 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839676383
Side View
Table 59.0%Crown 34.3°Girdle: MediumPavilion 40.3°Culet: NoneDepth 60.2%

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: $1,965 USD|Low: $344 USD|High: $1,970 USD|Avg: $949 USD
Rare Carat
Retailer 2
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Retailer 22
November 1, 2026
Retailer 3$344 USD
Retailer 11$399 USD
Retailer 5$426 USD
Retailer 15$426 USD
Retailer 9$474 USD
Retailer 4$572 USD
Retailer 22$575 USD
Retailer 13$605 USD
Retailer 18$671 USD
Retailer 6$684 USD
Retailer 21$733 USD
Retailer 16$764 USD
Retailer 7$918 USD
Retailer 20$990 USD
Retailer 19$995 USD
Retailer 8$1,371 USD
Retailer 10$1,384 USD
Retailer 14$1,413 USD
Retailer 17$1,542 USD
Retailer 2$1,666 USD
Retailer 12$1,847 USD
Rare Carat$1,965 USD

26 data points across 22 retailers

22 retailers$344 USD to $1,965 USD

A
Cheapest Retailer
-
$344 USD
A
Retailer 2
-
$399 USD
View
A
Retailer 3
-
$426 USD
View
Retailer 4
-
$426 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$474 USD
HK$3,700 HKD
View
A
Retailer 6
-
$572 USD
View
A
Retailer 7
-
$575 USD
View
A
Retailer 8
-
$605 USD
£477 GBP
View
A
Retailer 9
-
$671 USD
€639 EUR
View
A
Retailer 10
-
$684 USD
View
A
Retailer 11
-
$733 USD
ZAR 11,839 ZAR
View
A
Retailer 12
-
$764 USD
£601 GBP
View
B+
Retailer 13
-
$918 USD
View
B+
Retailer 14
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$990 USD
A$1,523 AUD
View
B+
Retailer 15
-
$995 USD
View
B
Retailer 16
-
$1,371 USD
View
B
Retailer 17
-
$1,384 USD
SGD 1,870 SGD
View
B
Retailer 18
-
$1,413 USD
View
B
Retailer 19
-
$1,542 USD
View
B
Retailer 20
-
$1,666 USD
£1,312 GBP
View
B
Retailer 21
-
$1,847 USD
View
Most Expensive
B
Rare Carat
AJ-00056947 · Oct 28
$1,965 USD
View
21 more retailers have this diamond
Prices start from $344 USDSave up to $1,621 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
1.56ct Round
$344 USD