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Round|Lab Grown|IGI

1.03ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG825654999

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825654999

Diamond specifications and retailer prices

From €138 EUR
$154 USD
As of October 29, 2026
Save €666 EUR (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €804 EUR at MOH London · As of October 29, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825654999 or 825654999. Listed at 18 retailers as of October 29, 2026, with prices from €138 to €804, a €666 spread on the same certified stone. MOH London lists it at €804. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825654999
Dimensions6.55 × 6.57 × 3.96 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.55 mm6.57 mm1.03 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825654999
Side View
Table 59.0%Crown 31.5°Girdle: MediumPavilion 41.5°Culet: NoneDepth 60.3%

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: €804 EUR|Low: €133 EUR|High: €818 EUR|Avg: €372 EUR|-1.7%
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
Retailer 17
Retailer 18
October 30, 2026
Retailer 6€138 EUR
Retailer 4€154 EUR
Retailer 18€160 EUR
Retailer 3€171 EUR
Retailer 16€171 EUR
Retailer 10€274 EUR
Retailer 14€293 EUR
Retailer 13€311 EUR
Retailer 11€314 EUR
Retailer 9€358 EUR
Retailer 15€417 EUR
Retailer 2€446 EUR
Retailer 12€456 EUR
Retailer 5€468 EUR
Retailer 17€550 EUR
Retailer 7€557 EUR
Retailer 8€599 EUR
MOH London€804 EUR

25 data points across 18 retailers

18 retailers€138 EUR to €804 EUR

A
Cheapest Retailer
-
€138 EUR
$154 USD
A
Retailer 2
-
€154 EUR
$172 USD
View
Final sale: no returns
A
Retailer 3
-
€160 EUR
$179 USD
View
A
Retailer 4
-
€171 EUR
$191 USD
View
A
Retailer 5
-
€171 EUR
$191 USD
View
A
Retailer 6
-
€274 EUR
$306 USD
View
A
Retailer 7
-
€293 EUR
ZAR 5,296 ZAR
View
A
Retailer 8
-
€311 EUR
$348 USD
View
A
Retailer 9
-
€314 EUR
£276 GBP
View
B+
Retailer 10
-
€358 EUR
$400 USD
View
B+
Retailer 11
-
€417 EUR
A$716 AUD
View
B+
Retailer 12
-
€446 EUR
$498 USD
View
B+
Retailer 13
-
€456 EUR
$510 USD
View
B+
Retailer 14
-
€468 EUR
SGD 707 SGD
View
B+
Retailer 15
-
€550 EUR
$614 USD
View
B
Retailer 16
-
€557 EUR
$622 USD
View
B
Retailer 17
-
€599 EUR
$669 USD
View
Most Expensive
B
MOH London
LG825654999 · Oct 29
€804 EUR
£707 GBP
View
17 more retailers have this diamond
Prices start from €138 EURSave up to €666 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
€138 EUR