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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 $690 NZD
$389 USD
As of October 29, 2026
Save $2,796 NZD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,486 NZD 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 $690 to $3,486, a $2,796 spread on the same certified stone. Rare Carat lists it at $3,486. 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: $3,486 NZD|Low: $680 NZD|High: $8,872 NZD|Avg: $2,793 NZD|-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$690 NZD
Retailer 9$774 NZD
Retailer 2$1,369 NZD
Retailer 14$1,443 NZD
Retailer 5$1,980 NZD
Retailer 4$2,078 NZD
Retailer 3$2,246 NZD
Retailer 10$2,401 NZD
Retailer 8$2,404 NZD
Retailer 12$2,752 NZD
Retailer 7$3,362 NZD
Retailer 13$3,405 NZD
Rare Carat$3,486 NZD
Retailer 6$8,872 NZD

24 data points across 14 retailers

9 retailers$690 NZD to $3,486 NZD

A
Cheapest Retailer
-
$690 NZD
$389 USD
A
Retailer 2
-
$774 NZD
$436 USD
View
A
Retailer 3
-
$1,369 NZD
€735 EUR
View
B+
Retailer 4
-
$2,401 NZD
$1,353 USD
View
B+
Retailer 5
-
$2,404 NZD
$1,355 USD
View
B+
Retailer 6
-
$2,752 NZD
$1,551 USD
View
B+
Retailer 7
-
$3,362 NZD
£1,492 GBP
View
Retailer 8
-
$3,405 NZD
SGD 2,593 SGD
View
Price last confirmed 18 days ago
Most Expensive
B
Rare Carat
LGRD30-86323 · Oct 28
$3,486 NZD
$1,965 USD
View
8 more retailers have this diamond
Prices start from $690 NZDSave up to $2,796 NZD

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
$690 NZD