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Round|Lab Grown|IGI

3.56ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG693540117

Shape and cutting style on the report: Round brilliant

Certificate IGI LG693540117

Diamond specifications and retailer prices

From $499 SGD
$389 USD
As of October 29, 2026
Save $2,020 SGD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,519 SGD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.56ct lab-grown round diamond

This 3.56ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG693540117 or 693540117. Listed at 9 retailers as of October 28, 2026, with prices from $499 to $2,519, a $2,020 spread on the same certified stone. Rare Carat lists it at $2,519. 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

3.56
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG693540117
Dimensions9.78 × 9.75 × 6.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.78 mm9.75 mm3.56 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG693540117
Side View
Table 57.0%Crown 35.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.9%

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 29
Current: $2,519 SGD|Low: $491 SGD|High: $6,409 SGD|Avg: $2,018 SGD|-0.2%
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
Retailer 14
October 29, 2026
Retailer 11$499 SGD
Retailer 9$559 SGD
Retailer 2$989 SGD
Retailer 14$1,043 SGD
Retailer 5$1,430 SGD
Retailer 4$1,501 SGD
Retailer 3$1,623 SGD
Retailer 10$1,734 SGD
Retailer 8$1,737 SGD
Retailer 12$1,988 SGD
Retailer 7$2,429 SGD
Retailer 13$2,459 SGD
Rare Carat$2,519 SGD
Retailer 6$6,409 SGD

24 data points across 14 retailers

9 retailers$499 SGD to $2,519 SGD

A
Cheapest Retailer
-
$499 SGD
$389 USD
A
Retailer 2
-
$559 SGD
$436 USD
View
A
Retailer 3
-
$989 SGD
€735 EUR
View
B+
Retailer 4
-
$1,734 SGD
$1,353 USD
View
B+
Retailer 5
-
$1,737 SGD
$1,355 USD
View
B+
Retailer 6
-
$1,988 SGD
$1,551 USD
View
B+
Retailer 7
-
$2,429 SGD
£1,492 GBP
View
Retailer 8
-
$2,459 SGD
View
Price last confirmed 17 days ago
Most Expensive
B
Rare Carat
LGRD30-86323 · Oct 28
$2,519 SGD
$1,965 USD
View
8 more retailers have this diamond
Prices start from $499 SGDSave up to $2,020 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
3.56ct Round
$499 SGD