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Oval|Lab Grown|IGI

1.57ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG799670500

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG799670500

Diamond specifications and retailer prices

From $673 SGD
HK$4,100 HKD
As of October 28, 2026
Save $4,166 SGD (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,838 SGD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.57ct lab-grown oval diamond

This 1.57ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799670500 or 799670500. Listed at 13 retailers as of October 28, 2026, with prices from $673 to $4,838, a $4,166 spread on the same certified stone. Rare Carat lists it at $4,838. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799670500
Dimensions9.46 × 6.42 × 4.03 mm
L/W Ratio1.47
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
9.46 mm6.42 mm1.57 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799670500
Side View
Table 59.0%Crown 36.6°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 62.8%

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 28
Current: $4,838 SGD|Low: $673 SGD|High: $6,011 SGD|Avg: $2,121 SGD|-1.3%
Rare Carat
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 4$673 SGD
Retailer 3$718 SGD
Retailer 8$796 SGD
Retailer 6$829 SGD
Retailer 2$906 SGD
Retailer 12$1,091 SGD
Retailer 10$1,151 SGD
Retailer 5$1,365 SGD
Retailer 13$1,840 SGD
Retailer 7$2,038 SGD
Retailer 9$3,231 SGD
Retailer 11$4,140 SGD
Rare Carat$4,838 SGD

42 data points across 13 retailers

13 retailers$673 SGD to $4,838 SGD

A
Cheapest Retailer
-
$673 SGD
HK$4,100 HKD
A
Retailer 2
-
$718 SGD
$560 USD
View
A
Retailer 3
-
$796 SGD
$621 USD
View
A
Retailer 4
-
$829 SGD
€616 EUR
View
A
Retailer 5
-
$906 SGD
£557 GBP
View
A
Retailer 6
-
$1,091 SGD
$851 USD
View
A
Retailer 7
-
$1,151 SGD
$898 USD
View
B+
Retailer 8
-
$1,365 SGD
A$1,638 AUD
View
B+
Retailer 9
-
$1,840 SGD
$1,436 USD
View
B+
Retailer 10
-
$2,038 SGD
£1,252 GBP
View
B
Retailer 11
-
$3,231 SGD
$2,521 USD
View
B
Retailer 12
-
$4,140 SGD
$3,230 USD
View
Most Expensive
B
Rare Carat
2379-u · Oct 28
$4,838 SGD
$3,775 USD
View
12 more retailers have this diamond
Prices start from $673 SGDSave up to $4,166 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
1.57ct Oval
$673 SGD