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Round|Lab Grown|IGI

1.00ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • IGI LG754548735

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754548735

Diamond specifications and retailer prices

From €148 EUR
$165 USD
As of October 29, 2026
Save €711 EUR (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €858 EUR at MOH London · As of October 25, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG754548735 or 754548735. Listed at 17 retailers as of October 25, 2026, with prices from €148 to €858, a €711 spread on the same certified stone. MOH London lists it at €858. 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

1.00
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754548735
Dimensions6.41 × 6.46 × 3.97 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.41 mm6.46 mm1.00 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754548735
Side View
Table 52.0%Crown 33.9°Girdle: MediumPavilion 40.1°Culet: NoneDepth 61.7%

Caratlytics Score

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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: €858 EUR|Low: €147 EUR|High: €863 EUR|Avg: €375 EUR|-0.1%
MOH London
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
Retailer 16
October 31, 2026
Retailer 5€148 EUR
Retailer 4€166 EUR
Retailer 11€172 EUR
Retailer 14€183 EUR
Retailer 16€183 EUR
Retailer 12€305 EUR
Retailer 2€324 EUR
Retailer 10€325 EUR
Retailer 15€329 EUR
Retailer 13€399 EUR
Retailer 7€421 EUR
Retailer 8€429 EUR
Retailer 9€461 EUR
Retailer 3€476 EUR
Retailer 6€590 EUR
MOH London€858 EUR

39 data points across 16 retailers

17 retailers€148 EUR to €858 EUR

A
Cheapest Retailer
-
€148 EUR
$165 USD
A
Retailer 2
-
€166 EUR
$185 USD
View
Final sale: no returns
A
Retailer 3
-
€172 EUR
$192 USD
View
A
Retailer 4
-
€183 EUR
$205 USD
View
A
Retailer 5
-
€183 EUR
$205 USD
View
B+
Retailer 6
-
€305 EUR
$341 USD
View
B+
Retailer 7
-
€324 EUR
£285 GBP
View
B+
Retailer 8
-
€325 EUR
View
B+
Retailer 9
-
€329 EUR
$368 USD
View
B
Retailer 10
-
€399 EUR
$446 USD
View
B+
Retailer 11
-
€421 EUR
$470 USD
View
B+
Retailer 12
-
€429 EUR
A$738 AUD
View
B+
Retailer 13
-
€461 EUR
£405 GBP
View
B
Retailer 14
-
€476 EUR
$532 USD
View
Retailer 15
-
€584 EUR
$653 USD
View
Price last confirmed 40 days ago
B
Retailer 16
-
€590 EUR
$659 USD
View
Most Expensive
B
MOH London
LG754548735 · Oct 25
€858 EUR
£755 GBP
View
16 more retailers have this diamond
Prices start from €148 EURSave up to €711 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
1.00ct Round
€148 EUR