Oval|Lab Grown|IGI

4.27ct F IF Oval Lab Grown Diamond

EX • F/IF • IGI LG605329976

Certificate IGI LG605329976

Diamond specifications and retailer prices

From $3,098 USD
Save $18,390 USD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $21,488 USD at Flawless Fine Jewelry
View at Flawless Fine Jewelry

About this 4.27ct lab-grown oval diamond

This 4.27ct lab-grown oval 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 LG605329976 or 605329976. Listed at 18 retailers, with prices from $3,098 to $21,488 at Flawless Fine Jewelry, a $18,390 spread on the same certified stone. 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

4.27
Carat
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605329976
Dimensions12.96 × 9.25 × 5.62 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
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
12.96 mm9.25 mm4.27 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605329976
Side View
Table 61.0%Crown 35.6°Girdle: ThickPavilion 39.6°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $21,488 USD|Low: $2,212 USD|High: $42,324 USD|Avg: $7,023 USD|+318.4%
Flawless Fine Jewelry
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
October 1, 2026
Retailer 12$3,098 USD
Retailer 2$3,370 USD
Retailer 7$4,432 USD
Retailer 4$4,588 USD
Retailer 9$4,812 USD
Retailer 5$5,079 USD
Retailer 13$6,420 USD
Retailer 8$6,708 USD
Retailer 10$6,884 USD
Retailer 11$8,233 USD
Retailer 3$8,753 USD
Retailer 14$8,948 USD
Retailer 6$11,187 USD
Flawless Fine Jewelry$21,488 USD

37 data points across 14 retailers

18 retailers$3,098 USD to $21,488 USD

A
Cheapest Retailer
-
$3,098 USD
A
Retailer 2
-
$3,370 USD
View
A
Retailer 3
-
$4,345 USD
£3,421 GBP
View
Price last confirmed 26 days ago
A
Retailer 4
-
$4,432 USD
£3,490 GBP
View
A
Retailer 5
-
$4,588 USD
View
B+
Retailer 6
-
$4,812 USD
View
Price last confirmed 32 days ago
A
Retailer 7
-
$4,812 USD
View
A
Retailer 8
-
$5,079 USD
View
B+
Retailer 9
-
$5,532 USD
£4,356 GBP
View
Price last confirmed 6 days ago
B+
Retailer 10
-
$6,420 USD
View
B+
Retailer 11
-
$6,708 USD
ZAR 108,368 ZAR
View
B+
Retailer 12
-
$6,884 USD
A$10,590 AUD
View
B+
Retailer 13
-
$8,233 USD
£6,483 GBP
View
B
Retailer 14
-
$8,753 USD
View
B
Retailer 15
-
$8,753 USD
View
B
Retailer 16
-
$8,948 USD
View
B
Retailer 17
-
$11,187 USD
View
Most Expensive
B
Flawless Fine Jewelry
4FBC0BAE0 · Oct 1
$21,488 USD
£16,920 GBP
View
17 more retailers have this diamond
Prices start from $3,098 USDSave up to $18,390 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.

A
4.27ct Oval
$3,098 USD