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Oval|Lab Grown|IGI

1.05ct F IF Oval Lab Grown Diamond

ID • F/IF • IGI LG686505148

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG686505148

Diamond specifications and retailer prices

From $605 USD
As of November 4, 2026
Save $1,151 USD (66%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,756 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.05ct lab-grown oval diamond

This 1.05ct lab-grown oval sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG686505148 or 686505148. Listed at 10 retailers as of November 1, 2026, with prices from $605 to $1,756, a $1,151 spread on the same certified stone. MOH London lists it at $1,756. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG686505148
Dimensions8.05 × 5.72 × 3.62 mm
L/W Ratio1.41
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
8.05 mm5.72 mm1.05 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG686505148
Side View
Table 60.0%Crown 35.5°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 63.3%

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 4
Current: $1,756 USD|Low: $605 USD|High: $1,930 USD|Avg: $1,072 USD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 4, 2026
Retailer 7$605 USD
Retailer 11$673 USD
Retailer 9$685 USD
Retailer 6$711 USD
Retailer 4$802 USD
Retailer 2$1,015 USD
Retailer 8$1,072 USD
Retailer 5$1,135 USD
Retailer 3$1,485 USD
MOH London$1,756 USD
Retailer 10$1,930 USD

43 data points across 11 retailers

10 retailers$605 USD to $1,756 USD

A
Cheapest Retailer
-
$605 USD
B+
Retailer 2
-
$673 USD
View
B+
Retailer 3
-
$685 USD
View
B+
Retailer 4
-
$711 USD
View
B+
Retailer 5
-
$802 USD
View
B+
Retailer 6
-
$1,015 USD
View
Retailer 7
-
$1,072 USD
View
Price last confirmed 31 days ago
B
Retailer 8
-
$1,135 USD
View
B
Retailer 9
-
$1,485 USD
View
Most Expensive
B
MOH London
LG686505148 · Nov 1
$1,756 USD
£1,383 GBP
View
9 more retailers have this diamond
Prices start from $605 USDSave up to $1,151 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
1.05ct Oval
$605 USD