Oval|Lab Grown|IGI

1.40ct F FL Oval Lab Grown Diamond

ID • F/FL • IGI LG836617817

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG836617817

Diamond specifications and retailer prices

From $299 USD
As of October 30, 2026
Save $2,136 USD (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,435 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.4ct lab-grown oval diamond

This 1.4ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836617817 or 836617817. Listed at 15 retailers as of October 28, 2026, with prices from $299 to $2,435, a $2,136 spread on the same certified stone. Rare Carat lists it at $2,435. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
F
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836617817
Dimensions8.87 × 6.30 × 3.95 mm
L/W Ratio1.41
Girdle conditionFaceted
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
8.87 mm6.30 mm1.40 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836617817
Side View
Table 60.0%Crown 35.7°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 62.7%

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: Oct 30
Current: $2,435 USD|Low: $299 USD|High: $3,410 USD|Avg: $1,019 USD|-0.6%
Rare Carat
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
October 31, 2026
Retailer 3$299 USD
Retailer 13$331 USD
Retailer 10$352 USD
Retailer 12$515 USD
Retailer 6$550 USD
Retailer 14$551 USD
Retailer 11$569 USD
Retailer 2$635 USD
Retailer 15$1,018 USD
Retailer 16$1,054 USD
Retailer 7$1,081 USD
Retailer 4$1,117 USD
Retailer 8$1,188 USD
Retailer 5$1,354 USD
Retailer 9$2,180 USD
Rare Carat$2,435 USD

29 data points across 16 retailers

15 retailers$299 USD to $2,435 USD

A
Cheapest Retailer
-
$299 USD
Final sale: no returns
A
Retailer 2
-
$331 USD
View
A
Retailer 3
-
$352 USD
£277 GBP
View
A
Retailer 4
-
$515 USD
View
A
Retailer 5
-
$551 USD
View
A
Retailer 6
-
$569 USD
ZAR 9,200 ZAR
View
A
Retailer 7
-
$635 USD
£500 GBP
View
B+
Retailer 8
-
$1,018 USD
View
B+
Retailer 9
-
$1,054 USD
View
B+
Retailer 10
-
$1,081 USD
SGD 1,461 SGD
View
B+
Retailer 11
-
$1,117 USD
View
B+
Retailer 12
-
$1,188 USD
View
Retailer 13
-
$1,354 USD
£1,066 GBP
View
Price last confirmed 12 days ago
B
Retailer 14
-
$2,180 USD
View
Most Expensive
B
Rare Carat
JH-247191 · Oct 28
$2,435 USD
View
14 more retailers have this diamond
Prices start from $299 USDSave up to $2,136 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
1.40ct Oval
$299 USD