CaratHunter
Plans
Round|Lab Grown|IGI

1.05ct F IF Round Lab Grown Diamond

EX • F/IF • IGI LG800683279

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800683279

Diamond specifications and retailer prices

From $244 SGD
$191 USD
As of November 1, 2026
Save $1,264 SGD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,509 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round 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 LG800683279 or 800683279. Listed at 18 retailers as of October 31, 2026, with prices from $244 to $1,509, a $1,264 spread on the same certified stone. Brilliant Earth lists it at $1,509. 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
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800683279
Dimensions6.48 × 6.43 × 4.07 mm
L/W Ratio1.01
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
6.48 mm6.43 mm1.05 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800683279
Side View
Table 57.0%Crown 34.9°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
A
Excellent
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: Nov 1
Current: $1,509 SGD|Low: $239 SGD|High: $1,764 SGD|Avg: $723 SGD|-14.5%
Brilliant Earth
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
November 2, 2026
Retailer 4$244 SGD
Retailer 5$274 SGD
Retailer 7$295 SGD
Retailer 2$511 SGD
Retailer 11$524 SGD
Retailer 14$531 SGD
Retailer 10$551 SGD
Retailer 13$610 SGD
Retailer 15$624 SGD
Retailer 9$740 SGD
Retailer 12$798 SGD
Retailer 3$1,020 SGD
Retailer 16$1,044 SGD
Retailer 8$1,195 SGD
Retailer 6$1,425 SGD
Brilliant Earth$1,509 SGD

36 data points across 16 retailers

18 retailers$244 SGD to $1,509 SGD

A
Cheapest Retailer
-
$244 SGD
$191 USD
A
Retailer 2
-
$274 SGD
$214 USD
View
Final sale: no returns
Retailer 3
-
$295 SGD
$231 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$304 SGD
$238 USD
View
Price last confirmed 48 days ago
A
Retailer 5
-
$511 SGD
€381 EUR
View
A
Retailer 6
-
$524 SGD
ZAR 6,616 ZAR
View
A
Retailer 7
-
$531 SGD
$415 USD
View
A
Retailer 8
-
$551 SGD
£339 GBP
View
A
Retailer 9
-
$610 SGD
$477 USD
View
B+
Retailer 10
-
$624 SGD
$488 USD
View
B+
Retailer 11
-
$740 SGD
A$890 AUD
View
B+
Retailer 12
-
$798 SGD
$624 USD
View
Retailer 13
-
$904 SGD
$707 USD
View
Price last confirmed 48 days ago
B
Retailer 14
-
$1,020 SGD
$798 USD
View
B
Retailer 15
-
$1,044 SGD
$816 USD
View
Retailer 16
-
$1,195 SGD
$935 USD
View
Price last confirmed 33 days ago
B
Retailer 17
-
$1,425 SGD
£878 GBP
View
Most Expensive
B
Brilliant Earth
20725977A · Oct 31
$1,509 SGD
$1,180 USD
View
17 more retailers have this diamond
Prices start from $244 SGDSave up to $1,264 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
1.05ct Round
$244 SGD