CaratHunter
Plans
Radiant|Lab Grown|IGI

1.27ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG840634757

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG840634757

Diamond specifications and retailer prices

From $245 SGD
$192 USD
As of October 30, 2026
Save $2,299 SGD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,544 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.27ct lab-grown radiant diamond

This 1.27ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840634757 or 840634757. Listed at 21 retailers as of October 29, 2026, with prices from $245 to $2,544, a $2,299 spread on the same certified stone. Brilliant Earth lists it at $2,544. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle47.3°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634757
Dimensions7.85 × 5.32 × 3.55 mm
L/W Ratio1.48
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
7.85 mm5.32 mm1.27 ctE / IF
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634757
Side View
Table 63.0%Crown 47.3°Girdle: MediumPavilion 35.6°Culet: NoneDepth 66.7%

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: Oct 30
Current: $2,544 SGD|Low: $245 SGD|High: $2,544 SGD|Avg: $923 SGD
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
Retailer 21
October 31, 2026
Retailer 11$245 SGD
Retailer 6$275 SGD
Retailer 17$284 SGD
Retailer 4$304 SGD
Retailer 10$304 SGD
Retailer 9$323 SGD
Retailer 16$521 SGD
Retailer 3$531 SGD
Retailer 2$553 SGD
Retailer 20$561 SGD
Retailer 5$621 SGD
Retailer 13$770 SGD
Retailer 18$977 SGD
Retailer 14$1,045 SGD
Retailer 21$1,067 SGD
Retailer 8$1,085 SGD
Retailer 12$1,138 SGD
Retailer 15$1,427 SGD
Retailer 19$1,969 SGD
Retailer 7$2,517 SGD
Brilliant Earth$2,544 SGD

16 data points across 21 retailers

21 retailers$245 SGD to $2,544 SGD

A
Cheapest Retailer
-
$245 SGD
$192 USD
A
Retailer 2
-
$275 SGD
$215 USD
View
Final sale: no returns
A
Retailer 3
-
$284 SGD
$222 USD
View
A
Retailer 4
-
$304 SGD
$238 USD
View
A
Retailer 5
-
$304 SGD
$238 USD
View
Retailer 6
-
$323 SGD
£199 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
$521 SGD
ZAR 6,588 ZAR
View
A
Retailer 8
-
$531 SGD
$415 USD
View
A
Retailer 9
-
$553 SGD
£340 GBP
View
Retailer 10
-
$561 SGD
€418 EUR
View
Price last confirmed 7 days ago
A
Retailer 11
-
$621 SGD
$486 USD
View
A
Retailer 12
-
$770 SGD
$602 USD
View
B+
Retailer 13
-
$977 SGD
$764 USD
View
B+
Retailer 14
-
$1,045 SGD
$817 USD
View
B+
Retailer 15
-
$1,067 SGD
$835 USD
View
B+
Retailer 16
-
$1,085 SGD
View
B+
Retailer 17
-
$1,138 SGD
$890 USD
View
B+
Retailer 18
-
$1,427 SGD
£879 GBP
View
Retailer 19
-
$1,969 SGD
$1,540 USD
View
Price last confirmed 9 days ago
B
Retailer 20
-
$2,517 SGD
$1,969 USD
View
Most Expensive
B
Brilliant Earth
22143126A · Oct 29
$2,544 SGD
$1,990 USD
View
20 more retailers have this diamond
Prices start from $245 SGDSave up to $2,299 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
1.27ct Radiant
$245 SGD