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Round|Lab Grown|IGI

1.05ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG727575191

Shape and cutting style on the report: Round brilliant

Certificate IGI LG727575191

Diamond specifications and retailer prices

From $238 SGD
$186 USD
As of November 1, 2026
Save $1,139 SGD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,071 SGD at Brilliant Earth · As of October 24, 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 LG727575191 or 727575191. Listed at 21 retailers as of November 1, 2026, with a 479% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727575191
Dimensions6.60 × 6.63 × 3.96 mm
L/W Ratio1.00
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
6.60 mm6.63 mm1.05 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727575191
Side View
Table 58.0%Crown 33.2°Girdle: MediumPavilion 40.9°Culet: NoneDepth 59.7%

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: $2,071 SGD|Low: $238 SGD|High: $2,416 SGD|Avg: $740 SGD|-14.3%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 4$238 SGD
Retailer 20$275 SGD
Retailer 8$294 SGD
Retailer 9$294 SGD
Retailer 10$396 SGD
Retailer 16$498 SGD
Retailer 14$508 SGD
Retailer 12$516 SGD
Retailer 13$532 SGD
Retailer 3$621 SGD
Retailer 17$671 SGD
Retailer 6$698 SGD
Retailer 18$703 SGD
Retailer 2$718 SGD
Retailer 11$798 SGD
Retailer 19$941 SGD
Retailer 5$947 SGD
Retailer 7$1,016 SGD
Retailer 15$1,377 SGD
Brilliant Earth$2,071 SGD

38 data points across 20 retailers

21 retailers$238 SGD to $1,377 SGD

A
Cheapest Retailer
-
$238 SGD
$186 USD
A
Retailer 2
-
$275 SGD
$215 USD
View
A
Retailer 3
-
$294 SGD
$230 USD
View
Retailer 4
-
$294 SGD
$230 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$396 SGD
$310 USD
View
A
Retailer 6
-
$498 SGD
€371 EUR
View
A
Retailer 7
-
$508 SGD
ZAR 6,424 ZAR
View
Retailer 8
-
$516 SGD
£318 GBP
View
Price last confirmed 18 days ago
A
Retailer 9
-
$532 SGD
£328 GBP
View
B+
Retailer 10
-
$621 SGD
$486 USD
View
B+
Retailer 11
-
$671 SGD
A$808 AUD
View
B+
Retailer 12
-
$698 SGD
$546 USD
View
B+
Retailer 13
-
$703 SGD
$550 USD
View
B+
Retailer 14
-
$718 SGD
A$864 AUD
View
B+
Retailer 15
-
$798 SGD
View
B+
Retailer 16
-
$941 SGD
A$1,133 AUD
View
B+
Retailer 17
-
$947 SGD
$741 USD
View
B
Retailer 18
-
$1,016 SGD
$795 USD
View
Retailer 19
-
$1,277 SGD
$999 USD
View
Price last confirmed 91 days ago
B
Retailer 20
-
$1,377 SGD
£848 GBP
View
Most Expensive
Brilliant Earth
18208684A · Oct 24
$2,071 SGD
$1,620 USD
View
Price last confirmed 8 days ago
20 more retailers have this diamond
Prices start from $238 SGDSave up to $1,139 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
$238 SGD