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Round|Lab Grown|IGI

1.20ct E FL Round Lab Grown Diamond

EX • E/FL • IGI LG840633367

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840633367

Diamond specifications and retailer prices

From $327 SGD
$255 USD
As of October 29, 2026
Save $2,381 SGD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,708 SGD at Helzberg Diamonds · As of October 30, 2026
View at Helzberg Diamonds

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 LG840633367 or 840633367. Listed at 22 retailers as of October 29, 2026, with prices from $327 to $2,708, a $2,381 spread on the same certified stone. Helzberg Diamonds lists it at $2,708. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840633367
Dimensions6.73 × 6.78 × 4.24 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
6.73 mm6.78 mm1.20 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840633367
Side View
Table 58.0%Crown 35.9°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.8%

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: Oct 29
Current: $2,708 SGD|Low: $327 SGD|High: $2,708 SGD|Avg: $1,030 SGD
Helzberg Diamonds
Retailer 2
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Retailer 22
October 30, 2026
Retailer 10$327 SGD
Retailer 11$367 SGD
Retailer 5$379 SGD
Retailer 6$405 SGD
Retailer 14$405 SGD
Retailer 18$609 SGD
Retailer 2$656 SGD
Retailer 16$672 SGD
Retailer 7$677 SGD
Retailer 17$697 SGD
Retailer 8$727 SGD
Retailer 13$771 SGD
Retailer 9$832 SGD
Retailer 4$1,246 SGD
Retailer 15$1,303 SGD
Retailer 3$1,304 SGD
Retailer 12$1,369 SGD
Retailer 22$1,419 SGD
Retailer 19$1,626 SGD
Retailer 21$1,916 SGD
Retailer 20$2,166 SGD
Helzberg Diamonds$2,708 SGD

22 data points across 22 retailers

22 retailers$327 SGD to $2,708 SGD

A
Cheapest Retailer
-
$327 SGD
$255 USD
A
Retailer 2
-
$367 SGD
$286 USD
View
Final sale: no returns
A
Retailer 3
-
$379 SGD
$296 USD
View
A
Retailer 4
-
$405 SGD
$316 USD
View
A
Retailer 5
-
$405 SGD
$316 USD
View
A
Retailer 6
-
$609 SGD
$475 USD
View
A
Retailer 7
-
$656 SGD
£403 GBP
View
A
Retailer 8
-
$672 SGD
€499 EUR
View
A
Retailer 9
-
$677 SGD
$528 USD
View
A
Retailer 10
-
$697 SGD
ZAR 8,780 ZAR
View
A
Retailer 11
-
$727 SGD
$567 USD
View
A
Retailer 12
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$771 SGD
£474 GBP
View
B+
Retailer 13
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$832 SGD
$649 USD
View
B+
Retailer 14
-
$1,246 SGD
$972 USD
View
B+
Retailer 15
-
$1,303 SGD
$1,017 USD
View
B+
Retailer 16
-
$1,304 SGD
View
B+
Retailer 17
-
$1,369 SGD
$1,068 USD
View
B+
Retailer 18
-
$1,419 SGD
$1,107 USD
View
B+
Retailer 19
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$1,626 SGD
£999 GBP
View
Retailer 20
-
$1,916 SGD
$1,495 USD
View
Price last confirmed 12 days ago
B
Retailer 21
-
$2,166 SGD
$1,690 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJJJMN · Oct 30
$2,708 SGD
$2,113 USD
View
21 more retailers have this diamond
Prices start from $327 SGDSave up to $2,381 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
$327 SGD