CaratHunter
Plans
Round|Lab Grown|IGI

1.20ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG800678735

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800678735

Diamond specifications and retailer prices

From $652 SGD
$509 USD
As of October 29, 2026
Save $1,527 SGD (70%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,179 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800678735 or 800678735. Listed at 14 retailers as of October 29, 2026, with prices from $652 to $2,179, a $1,527 spread on the same certified stone. Brilliant Earth lists it at $2,179. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800678735
Dimensions6.83 × 6.76 × 4.22 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
6.83 mm6.76 mm1.20 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800678735
Side View
Table 56.0%Crown 35.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.1%

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: Oct 29
Current: $2,179 SGD|Low: $587 SGD|High: $2,256 SGD|Avg: $1,247 SGD|-3.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 14$652 SGD
Retailer 11$656 SGD
Retailer 4$679 SGD
Retailer 12$755 SGD
Retailer 8$790 SGD
Retailer 9$825 SGD
Retailer 2$851 SGD
Retailer 5$931 SGD
Retailer 13$1,083 SGD
Retailer 3$1,754 SGD
Retailer 10$1,903 SGD
Retailer 7$1,935 SGD
Retailer 6$1,946 SGD
Brilliant Earth$2,179 SGD

41 data points across 14 retailers

14 retailers$652 SGD to $2,179 SGD

A
Cheapest Retailer
-
$652 SGD
$509 USD
A
Retailer 2
-
$656 SGD
HK$4,000 HKD
View
A
Retailer 3
-
$679 SGD
$530 USD
View
A
Retailer 4
-
$755 SGD
$589 USD
View
A
Retailer 5
-
$790 SGD
€587 EUR
View
A
Retailer 6
-
$825 SGD
ZAR 10,402 ZAR
View
A
Retailer 7
-
$851 SGD
£523 GBP
View
B+
Retailer 8
-
$931 SGD
A$1,118 AUD
View
B+
Retailer 9
-
$1,083 SGD
$845 USD
View
B
Retailer 10
-
$1,754 SGD
$1,369 USD
View
Retailer 11
-
$1,903 SGD
$1,485 USD
View
Price last confirmed 12 days ago
B
Retailer 12
-
$1,935 SGD
£1,189 GBP
View
B
Retailer 13
-
$1,946 SGD
$1,518 USD
View
Most Expensive
B
Brilliant Earth
20883885Y · Oct 29
$2,179 SGD
$1,700 USD
View
13 more retailers have this diamond
Prices start from $652 SGDSave up to $1,527 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
1.20ct Round
$652 SGD