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Oval|Lab Grown|IGI

1.56ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG625447976

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG625447976

Diamond specifications and retailer prices

From $238 SGD
$186 USD
As of October 29, 2026
Save $1,143 SGD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,381 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.56ct lab-grown oval diamond

This 1.56ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG625447976 or 625447976. Listed at 14 retailers as of October 29, 2026, with prices from $238 to $1,381, a $1,143 spread on the same certified stone. Brilliant Earth lists it at $1,381. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.56
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625447976
Dimensions9.69 × 6.47 × 4.02 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Top View
9.69 mm6.47 mm1.56 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625447976
Side View
Table 59.0%Crown 35.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
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: $1,381 SGD|Low: $228 SGD|High: $1,393 SGD|Avg: $661 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
October 31, 2026
Retailer 6$238 SGD
Retailer 9$275 SGD
Retailer 3$294 SGD
Retailer 14$294 SGD
Retailer 13$379 SGD
Retailer 4$519 SGD
Retailer 2$533 SGD
Retailer 11$554 SGD
Retailer 12$607 SGD
Retailer 15$724 SGD
Retailer 5$946 SGD
Retailer 7$1,000 SGD
Retailer 10$1,157 SGD
Retailer 8$1,378 SGD
Brilliant Earth$1,381 SGD

39 data points across 15 retailers

14 retailers$238 SGD to $1,381 SGD

A
Cheapest Retailer
-
$238 SGD
$186 USD
A
Retailer 2
-
$275 SGD
$215 USD
View
A
Retailer 3
-
$294 SGD
$230 USD
View
A
Retailer 4
-
$294 SGD
$230 USD
View
Retailer 5
-
$379 SGD
£233 GBP
View
Price last confirmed 14 days ago
B+
Retailer 6
-
$519 SGD
$406 USD
View
A
Retailer 7
-
$533 SGD
£328 GBP
View
A
Retailer 8
-
$607 SGD
$475 USD
View
B+
Retailer 9
-
$724 SGD
$566 USD
View
B+
Retailer 10
-
$946 SGD
$740 USD
View
B
Retailer 11
-
$1,000 SGD
$782 USD
View
B
Retailer 12
-
$1,157 SGD
$905 USD
View
B
Retailer 13
-
$1,378 SGD
£849 GBP
View
Most Expensive
B
Brilliant Earth
9465956A · Oct 29
$1,381 SGD
$1,080 USD
View
13 more retailers have this diamond
Prices start from $238 SGDSave up to $1,143 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
1.56ct Oval
$238 SGD