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Oval|Lab Grown|IGI

1.56ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG636421534

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG636421534

Diamond specifications and retailer prices

From $387 SGD
$303 USD
As of October 29, 2026
Save $3,052 SGD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,439 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG636421534 or 636421534. Listed at 12 retailers as of October 29, 2026, with prices from $387 to $3,439, a $3,052 spread on the same certified stone. Do Amore Diamonds lists it at $3,439. 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 angle32.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636421534
Dimensions9.66 × 6.46 × 3.92 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.66 mm6.46 mm1.56 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636421534
Side View
Table 60.0%Crown 32.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.7%

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: $949 SGD|Low: $308 SGD|High: $3,439 SGD|Avg: $790 SGD|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 5$387 SGD
Retailer 11$433 SGD
Retailer 9$449 SGD
Retailer 2$479 SGD
Retailer 6$479 SGD
Retailer 3$537 SGD
Retailer 4$678 SGD
Retailer 10$909 SGD
Retailer 1$949 SGD
Retailer 7$1,492 SGD
Retailer 8$1,703 SGD

42 data points across 11 retailers

12 retailers$387 SGD to $3,439 SGD

A
Cheapest Retailer
-
$387 SGD
$303 USD
A
Retailer 2
-
$433 SGD
$339 USD
View
Final sale: no returns
A
Retailer 3
-
$449 SGD
$351 USD
View
A
Retailer 4
-
$479 SGD
$375 USD
View
A
Retailer 5
-
$479 SGD
$375 USD
View
A
Retailer 6
-
$537 SGD
$420 USD
View
B+
Retailer 7
-
$678 SGD
$530 USD
View
B+
Retailer 8
-
$909 SGD
$711 USD
View
B+
Retailer 9
-
$949 SGD
£584 GBP
View
B
Retailer 10
-
$1,492 SGD
$1,167 USD
View
B
Retailer 11
-
$1,703 SGD
$1,332 USD
View
Most Expensive
B
Do Amore Diamonds
27-F1060B723 · Oct 29
$3,439 SGD
$2,690 USD
View
11 more retailers have this diamond
Prices start from $387 SGDSave up to $3,052 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
$387 SGD