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Round|Lab Grown|IGI

1.29ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG839698431

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839698431

Diamond specifications and retailer prices

From $372 SGD
$290 USD
As of October 28, 2026
Save $2,833 SGD (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,204 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.29ct lab-grown round diamond

This 1.29ct lab-grown round 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 LG839698431 or 839698431. Listed at 14 retailers as of October 28, 2026, with prices from $372 to $3,204, a $2,833 spread on the same certified stone. Brilliant Earth lists it at $3,204. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839698431
Dimensions7.04 × 7.09 × 4.20 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
7.04 mm7.09 mm1.29 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839698431
Side View
Table 60.0%Crown 33.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
A+
Exceptional
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 28
Current: $787 SGD|Low: $372 SGD|High: $1,712 SGD|Avg: $894 SGD|+1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 8$372 SGD
Retailer 5$459 SGD
Retailer 9$558 SGD
Retailer 2$615 SGD
Retailer 7$670 SGD
Retailer 6$682 SGD
Retailer 11$709 SGD
Retailer 1$787 SGD
Retailer 10$1,005 SGD
Retailer 4$1,278 SGD
Retailer 13$1,334 SGD
Retailer 12$1,583 SGD
Retailer 3$1,668 SGD

23 data points across 13 retailers

14 retailers$372 SGD to $3,204 SGD

A+
Cheapest Retailer
-
$372 SGD
$290 USD
Final sale: no returns
A
Retailer 2
-
$459 SGD
HK$2,800 HKD
View
A
Retailer 3
-
$558 SGD
$435 USD
View
A
Retailer 4
-
$615 SGD
$480 USD
View
A
Retailer 5
-
$670 SGD
£412 GBP
View
A
Retailer 6
-
$682 SGD
€507 EUR
View
A
Retailer 7
-
$709 SGD
ZAR 8,940 ZAR
View
A
Retailer 8
-
$787 SGD
£484 GBP
View
A
Retailer 9
-
$1,005 SGD
A$1,206 AUD
View
B+
Retailer 10
-
$1,278 SGD
$997 USD
View
B+
Retailer 11
-
$1,334 SGD
View
B+
Retailer 12
-
$1,583 SGD
$1,235 USD
View
B+
Retailer 13
-
$1,668 SGD
£1,025 GBP
View
Most Expensive
B
Brilliant Earth
21711149A · Oct 29
$3,204 SGD
$2,500 USD
View
13 more retailers have this diamond
Prices start from $372 SGDSave up to $2,833 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+
1.29ct Round
$372 SGD