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Round|Lab Grown|IGI

3.67ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG576341733

Shape and cutting style on the report: Round brilliant

Certificate IGI LG576341733

Diamond specifications and retailer prices

From $1,180 USD
As of November 3, 2026
Save $9,290 USD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $17,721 USD at Mervis Diamond Importers · As of November 4, 2026
View at Mervis Diamond Importers

About this 3.67ct lab-grown round diamond

This 3.67ct 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 LG576341733 or 576341733. Listed at 22 retailers as of November 3, 2026, with a 787% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.67
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG576341733
Dimensions9.89 × 9.84 × 6.07 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
9.89 mm9.84 mm3.67 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG576341733
Side View
Table 58.5%Crown 35.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.5%

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 3
Current: $17,721 USD|Low: $1,132 USD|High: $17,721 USD|Avg: $3,323 USD|+133.3%
Mervis Diamond Importers
Retailer 2
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Retailer 11
Retailer 12
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Retailer 17
November 5, 2026
Retailer 15$1,180 USD
Retailer 6$1,283 USD
Retailer 8$1,322 USD
Retailer 16$1,368 USD
Retailer 14$1,540 USD
Retailer 5$1,719 USD
Retailer 10$2,099 USD
Retailer 3$2,173 USD
Retailer 7$2,831 USD
Retailer 12$3,410 USD
Retailer 11$3,510 USD
Retailer 17$3,926 USD
Retailer 9$4,250 USD
Retailer 4$4,391 USD
Retailer 2$4,839 USD
Retailer 13$9,670 USD
Mervis Diamond Importers$17,721 USD

43 data points across 17 retailers

22 retailers$1,180 USD to $10,470 USD

A
Cheapest Retailer
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$1,180 USD
A
Retailer 2
-
$1,283 USD
View
A
Retailer 3
-
$1,322 USD
View
Final sale: no returns
A
Retailer 4
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$1,368 USD
View
Retailer 5
-
$1,368 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$1,540 USD
View
A
Retailer 7
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$1,719 USD
View
A
Retailer 8
-
$2,099 USD
View
A
Retailer 9
-
$2,173 USD
View
B+
Retailer 10
-
$2,266 USD
View
B+
Retailer 11
-
$2,696 USD
View
B+
Retailer 12
-
$2,831 USD
View
B+
Retailer 13
-
$3,410 USD
View
B+
Retailer 14
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$3,510 USD
View
B+
Retailer 15
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$3,926 USD
View
B+
Retailer 16
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$4,250 USD
View
B
Retailer 17
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$4,391 USD
View
B+
Retailer 18
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$4,839 USD
View
B
Retailer 19
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$5,357 USD
View
B
Retailer 20
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$9,670 USD
View
B
Retailer 21
-
$10,470 USD
View
Most Expensive
Mervis Diamond Importers
1985409080 · Nov 4
$17,721 USD
View
Price under review
21 more retailers have this diamond
Prices start from $1,180 USDSave up to $9,290 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
3.67ct Round
$1,180 USD