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Round|Lab Grown|IGI

3.56ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG627417331

Shape and cutting style on the report: Round brilliant

Certificate IGI LG627417331

Diamond specifications and retailer prices

From $991 USD
As of November 4, 2026
Save $8,029 USD (89%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $9,020 USD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 3.56ct lab-grown round diamond

This 3.56ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG627417331 or 627417331. Listed at 28 retailers as of November 4, 2026, with prices from $991 to $9,020, a $8,029 spread on the same certified stone. Do Amore Diamonds lists it at $9,020. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.56
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627417331
Dimensions9.85 × 9.79 × 6.03 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
9.85 mm9.79 mm3.56 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627417331
Side View
Table 57.0%Crown 34.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $4,076 USD|Low: $991 USD|High: $8,610 USD|Avg: $3,654 USD|-15.0%
Retailer 1
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
November 5, 2026
Retailer 9$991 USD
Retailer 7$1,663 USD
Retailer 6$1,962 USD
Retailer 4$1,965 USD
Retailer 12$2,091 USD
Retailer 5$2,114 USD
Retailer 11$2,559 USD
Retailer 13$3,021 USD
Retailer 8$3,100 USD
Retailer 1$4,076 USD
Retailer 14$4,177 USD
Retailer 10$5,155 USD
Retailer 2$5,305 USD
Retailer 3$7,520 USD

41 data points across 14 retailers

28 retailers$991 USD to $9,020 USD

A
Cheapest Retailer
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$991 USD
Retailer 2
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$1,015 USD
View
Price last confirmed 38 days ago
Retailer 3
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$1,105 USD
View
Price last confirmed 30 days ago
Retailer 4
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$1,105 USD
View
Price last confirmed 43 days ago
Retailer 5
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$1,162 USD
View
Price last confirmed 37 days ago
Retailer 6
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$1,178 USD
View
Price last confirmed 26 days ago
Retailer 7
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$1,178 USD
View
Price last confirmed 34 days ago
A
Retailer 8
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$1,301 USD
View
Final sale: no returns
A
Retailer 9
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$1,462 USD
View
A
Retailer 10
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$1,663 USD
View
A
Retailer 11
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$1,664 USD
View
A
Retailer 12
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$1,962 USD
View
A
Retailer 13
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$1,965 USD
View
A
Retailer 14
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$2,091 USD
View
A
Retailer 15
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$2,114 USD
View
Retailer 16
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$2,437 USD
View
Price last confirmed 26 days ago
Retailer 17
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$2,437 USD
View
Price last confirmed 36 days ago
B+
Retailer 18
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$2,462 USD
View
B+
Retailer 19
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$2,559 USD
View
B+
Retailer 20
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$3,021 USD
View
B+
Retailer 21
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$3,100 USD
View
B
Retailer 22
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$4,076 USD
View
B+
Retailer 23
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$4,177 USD
View
B
Retailer 24
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$4,620 USD
View
B
Retailer 25
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$5,155 USD
View
B
Retailer 26
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$5,305 USD
View
B
Retailer 27
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$7,520 USD
View
Most Expensive
B
Do Amore Diamonds
27-D61B7D1CA · Nov 4
$9,020 USD
View
27 more retailers have this diamond
Prices start from $991 USDSave up to $8,029 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
3.56ct Round
$991 USD