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Round|Lab Grown|IGI

4.31ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG776690494

Shape and cutting style on the report: Round brilliant

Certificate IGI LG776690494

Diamond specifications and retailer prices

From $2,594 CAD
£1,462 GBP
As of October 30, 2026
Save $16,334 CAD (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $18,928 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.31ct lab-grown round diamond

This 4.31ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG776690494 or 776690494. Listed at 21 retailers as of October 29, 2026, with prices from $2,594 to $18,928, a $16,334 spread on the same certified stone. Brilliant Earth lists it at $18,928. 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

4.31
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776690494
Dimensions10.41 × 10.44 × 6.46 mm
L/W Ratio1.00
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
10.41 mm10.44 mm4.31 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776690494
Side View
Table 57.0%Crown 34.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A+
Exceptional
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: Oct 30
Current: $4,582 CAD|Low: $2,585 CAD|High: $17,964 CAD|Avg: $6,897 CAD|-14.3%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 12$2,594 CAD
Retailer 20$2,611 CAD
Retailer 8$2,841 CAD
Retailer 10$2,924 CAD
Retailer 3$3,028 CAD
Retailer 15$3,262 CAD
Retailer 6$3,453 CAD
Retailer 1$4,582 CAD
Retailer 5$4,596 CAD
Retailer 11$4,745 CAD
Retailer 18$4,801 CAD
Retailer 9$5,283 CAD
Retailer 14$7,117 CAD
Retailer 17$7,175 CAD
Retailer 19$8,162 CAD
Retailer 16$9,083 CAD
Retailer 4$11,464 CAD
Retailer 7$11,696 CAD
Retailer 13$15,641 CAD
Retailer 2$17,964 CAD

33 data points across 20 retailers

21 retailers$2,594 CAD to $18,928 CAD

A+
Cheapest Retailer
-
$2,594 CAD
£1,462 GBP
A+
Retailer 2
-
$2,611 CAD
$1,869 USD
View
A
Retailer 3
-
$2,841 CAD
$2,034 USD
View
A
Retailer 4
-
$2,924 CAD
$2,093 USD
View
Final sale: no returns
A
Retailer 5
-
$3,028 CAD
$2,168 USD
View
A
Retailer 6
-
$3,262 CAD
$2,335 USD
View
A
Retailer 7
-
$3,453 CAD
$2,472 USD
View
A
Retailer 8
-
$4,582 CAD
£2,583 GBP
View
A
Retailer 9
-
$4,596 CAD
$3,290 USD
View
A
Retailer 10
-
$4,745 CAD
$3,397 USD
View
A
Retailer 11
-
$4,801 CAD
$3,437 USD
View
A
Retailer 12
-
$5,283 CAD
$3,782 USD
View
A
Retailer 13
-
$7,117 CAD
ZAR 82,309 ZAR
View
Retailer 14
-
$7,175 CAD
A$7,902 AUD
View
Price last confirmed 9 days ago
A
Retailer 15
-
$8,162 CAD
$5,843 USD
View
B+
Retailer 16
-
$9,083 CAD
£5,120 GBP
View
B+
Retailer 17
-
$11,464 CAD
SGD 11,090 SGD
View
B+
Retailer 18
-
$11,696 CAD
$8,373 USD
View
Retailer 19
-
$15,641 CAD
A$17,226 AUD
View
Price last confirmed 22 days ago
B
Retailer 20
-
$17,964 CAD
$12,860 USD
View
Most Expensive
B
Brilliant Earth
22137943Y · Oct 29
$18,928 CAD
$13,550 USD
View
20 more retailers have this diamond
Prices start from $2,594 CADSave up to $16,334 CAD

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+
4.31ct Round
$2,594 CAD