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Round|Lab Grown|IGI

1.03ct D SI2 Round Lab Grown Diamond

ID • D/SI2 • IGI LG689560552

Shape and cutting style on the report: Round brilliant

Certificate IGI LG689560552

Diamond specifications and retailer prices

From €152 EUR
As of November 5, 2026
Save €730 EUR (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €883 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.03ct lab-grown round diamond

This 1.03ct 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 LG689560552 or 689560552. Listed at 20 retailers as of November 2, 2026, with prices from €152 to €883, a €730 spread on the same certified stone. MOH London lists it at €883. 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

1.03
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689560552
Dimensions6.54 × 6.58 × 3.95 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
6.54 mm6.58 mm1.03 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689560552
Side View
Table 60.0%Crown 33°Girdle: THN-MEDPavilion 41.4°Culet: NoneDepth 60.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: €883 EUR|Low: €151 EUR|High: €887 EUR|Avg: €374 EUR
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
November 6, 2026
Retailer 5€152 EUR
Retailer 13€169 EUR
Retailer 14€176 EUR
Retailer 4€189 EUR
Retailer 16€189 EUR
Retailer 2€332 EUR
Retailer 12€333 EUR
Retailer 3€338 EUR
Retailer 10€339 EUR
Retailer 15€404 EUR
Retailer 8€433 EUR
Retailer 7€445 EUR
Retailer 9€470 EUR
Retailer 11€502 EUR
Retailer 6€607 EUR
MOH London€883 EUR

36 data points across 16 retailers

20 retailers€152 EUR to €883 EUR

A
Cheapest Retailer
-
€152 EUR
A
Retailer 2
-
€169 EUR
View
Final sale: no returns
A
Retailer 3
-
€176 EUR
View
Retailer 4
-
€189 EUR
View
Price last confirmed 12 days ago
A
Retailer 5
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€189 EUR
View
B+
Retailer 6
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€320 EUR
View
B+
Retailer 7
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€332 EUR
View
B+
Retailer 8
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€333 EUR
View
B+
Retailer 9
-
€338 EUR
View
B+
Retailer 10
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€339 EUR
View
B+
Retailer 11
-
€404 EUR
View
B+
Retailer 12
-
€433 EUR
View
B+
Retailer 13
-
€445 EUR
View
B+
Retailer 14
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€445 EUR
View
B+
Retailer 15
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€470 EUR
View
B
Retailer 16
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€502 EUR
View
Retailer 17
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€601 EUR
View
Price last confirmed 46 days ago
B
Retailer 18
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€607 EUR
View
B
Retailer 19
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€641 EUR
View
Most Expensive
B
MOH London
LG689560552 · Nov 2
€883 EUR
£780 GBP
View
19 more retailers have this diamond
Prices start from €152 EURSave up to €730 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
1.03ct Round
€152 EUR