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Round|Lab Grown|IGI

1.56ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG483116515

Shape and cutting style on the report: Round brilliant

Certificate IGI LG483116515

Diamond specifications and retailer prices

From €302 EUR
$337 USD
As of October 29, 2026
Save €2,375 EUR (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,676 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.56ct lab-grown round diamond

This 1.56ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG483116515 or 483116515. Listed at 18 retailers as of October 29, 2026, with prices from €302 to €2,676, a €2,375 spread on the same certified stone. Do Amore Diamonds lists it at €2,676. 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
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG483116515
Dimensions7.35 × 7.43 × 4.62 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.35 mm7.43 mm1.56 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG483116515
Side View
Table 57.5%Crown 35.5°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.4%

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: €2,676 EUR|Low: €302 EUR|High: €2,676 EUR|Avg: €899 EUR
Do Amore Diamonds
Retailer 2
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Retailer 7
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 18
October 30, 2026
Retailer 18€302 EUR
Retailer 15€350 EUR
Retailer 11€369 EUR
Retailer 6€374 EUR
Retailer 14€374 EUR
Retailer 3€442 EUR
Retailer 7€510 EUR
Retailer 9€645 EUR
Retailer 12€669 EUR
Retailer 16€672 EUR
Retailer 2€707 EUR
Retailer 10€736 EUR
Retailer 17€1,097 EUR
Retailer 8€1,128 EUR
Retailer 5€1,328 EUR
Retailer 4€1,468 EUR
Retailer 13€1,623 EUR
Do Amore Diamonds€2,676 EUR

14 data points across 18 retailers

18 retailers€302 EUR to €2,676 EUR

A
Cheapest Retailer
-
€302 EUR
$337 USD
A
Retailer 2
-
€350 EUR
$391 USD
View
B+
Retailer 3
-
€369 EUR
$412 USD
View
A
Retailer 4
-
€374 EUR
$418 USD
View
A
Retailer 5
-
€374 EUR
$418 USD
View
A
Retailer 6
-
€442 EUR
$494 USD
View
A
Retailer 7
-
€510 EUR
$570 USD
View
A
Retailer 8
-
€645 EUR
$721 USD
View
A
Retailer 9
-
€669 EUR
£588 GBP
View
A
Retailer 10
-
€672 EUR
$751 USD
View
A
Retailer 11
-
€707 EUR
$790 USD
View
A
Retailer 12
-
€736 EUR
$823 USD
View
A
Retailer 13
-
€1,097 EUR
$1,226 USD
View
A
Retailer 14
-
€1,128 EUR
$1,260 USD
View
B+
Retailer 15
-
€1,328 EUR
$1,484 USD
View
B+
Retailer 16
-
€1,468 EUR
$1,640 USD
View
B+
Retailer 17
-
€1,623 EUR
£1,428 GBP
View
Most Expensive
B
Do Amore Diamonds
27-276B1001C · Oct 31
€2,676 EUR
$2,990 USD
View
17 more retailers have this diamond
Prices start from €302 EURSave up to €2,375 EUR

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 Round
€302 EUR