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Oval|Lab Grown|IGI

1.86ct F IF Oval Lab Grown Diamond

EX • F/IF • IGI LG777620400

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG777620400

Diamond specifications and retailer prices

From $380 SGD
$297 USD
As of November 1, 2026
Save $3,634 SGD (91%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,014 SGD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 1.86ct lab-grown oval diamond

This 1.86ct lab-grown oval sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG777620400 or 777620400. Listed at 15 retailers as of November 1, 2026, with prices from $380 to $4,014, a $3,634 spread on the same certified stone. Brilliant Earth lists it at $4,014. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777620400
Dimensions9.88 × 6.93 × 4.26 mm
L/W Ratio1.43
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
9.88 mm6.93 mm1.86 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777620400
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 61.5%

Caratlytics Score

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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 1
Current: $4,014 SGD|Low: $380 SGD|High: $4,385 SGD|Avg: $1,416 SGD|-7.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 11$380 SGD
Retailer 4$473 SGD
Retailer 5$735 SGD
Retailer 9$772 SGD
Retailer 7$821 SGD
Retailer 12$897 SGD
Retailer 8$1,096 SGD
Retailer 6$1,447 SGD
Retailer 10$1,515 SGD
Retailer 2$1,888 SGD
Retailer 3$3,388 SGD
Brilliant Earth$4,014 SGD

35 data points across 12 retailers

15 retailers$380 SGD to $4,014 SGD

A
Cheapest Retailer
-
$380 SGD
$297 USD
Retailer 2
-
$422 SGD
$330 USD
View
Price last confirmed 39 days ago
A
Retailer 3
-
$473 SGD
$370 USD
View
Final sale: no returns
Retailer 4
-
$490 SGD
$383 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
$735 SGD
$575 USD
View
A
Retailer 6
-
$772 SGD
$604 USD
View
A
Retailer 7
-
$821 SGD
$642 USD
View
Retailer 8
-
$897 SGD
€668 EUR
View
Price last confirmed 9 days ago
A
Retailer 9
-
$1,096 SGD
A$1,319 AUD
View
B+
Retailer 10
-
$1,447 SGD
$1,132 USD
View
A
Retailer 11
-
$1,515 SGD
$1,185 USD
View
Retailer 12
-
$1,681 SGD
$1,315 USD
View
Price last confirmed 36 days ago
B+
Retailer 13
-
$1,888 SGD
£1,163 GBP
View
B
Retailer 14
-
$3,388 SGD
$2,650 USD
View
Most Expensive
B
Brilliant Earth
18034378A · Nov 1
$4,014 SGD
$3,140 USD
View
14 more retailers have this diamond
Prices start from $380 SGDSave up to $3,634 SGD

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
1.86ct Oval
$380 SGD