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Round|Lab Grown|IGI

1.00ct E SI2 Round Lab Grown Diamond

VG • E/SI2 • IGI LG689560584

Shape and cutting style on the report: Round brilliant

Certificate IGI LG689560584

Diamond specifications and retailer prices

From €134 EUR
$150 USD
As of November 1, 2026
Save €644 EUR (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €779 EUR at MOH London · As of November 1, 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 E colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG689560584 or 689560584. Listed at 18 retailers as of November 1, 2026, with prices from €134 to €779, a €644 spread on the same certified stone. MOH London lists it at €779. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
E
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689560584
Dimensions6.45 × 6.50 × 3.88 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
6.45 mm6.50 mm1.00 ctE / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689560584
Side View
Table 58.0%Crown 35°Girdle: THN-MEDPavilion 39.9°Culet: NoneDepth 59.9%

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: Nov 1
Current: €779 EUR|Low: €133 EUR|High: €782 EUR|Avg: €334 EUR|+0.7%
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
November 2, 2026
Retailer 5€134 EUR
Retailer 4€150 EUR
Retailer 11€156 EUR
Retailer 13€166 EUR
Retailer 15€166 EUR
Retailer 2€289 EUR
Retailer 7€294 EUR
Retailer 8€299 EUR
Retailer 14€306 EUR
Retailer 10€349 EUR
Retailer 12€384 EUR
Retailer 9€400 EUR
Retailer 3€448 EUR
Retailer 6€535 EUR
MOH London€779 EUR

43 data points across 15 retailers

18 retailers€134 EUR to €779 EUR

Retailer 1
-
€133 EUR
$149 USD
Price last confirmed 40 days ago
A
Retailer 2
-
€134 EUR
$150 USD
View
A
Retailer 3
-
€150 EUR
$168 USD
View
Final sale: no returns
A
Retailer 4
-
€156 EUR
$174 USD
View
Retailer 5
-
€163 EUR
$182 USD
View
Price last confirmed 40 days ago
Retailer 6
-
€166 EUR
$186 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
€166 EUR
$186 USD
View
B+
Retailer 8
-
€289 EUR
£254 GBP
View
B+
Retailer 9
-
€294 EUR
$329 USD
View
B+
Retailer 10
-
€299 EUR
View
B+
Retailer 11
-
€306 EUR
$342 USD
View
B+
Retailer 12
-
€349 EUR
$390 USD
View
B
Retailer 13
-
€384 EUR
$429 USD
View
B
Retailer 14
-
€400 EUR
A$688 AUD
View
B
Retailer 15
-
€448 EUR
$500 USD
View
Retailer 16
-
€531 EUR
$593 USD
View
Price last confirmed 42 days ago
B
Retailer 17
-
€535 EUR
$598 USD
View
Most Expensive
B
MOH London
LG689560584 · Nov 1
€779 EUR
£685 GBP
View
17 more retailers have this diamond
Prices start from €134 EURSave up to €644 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
€134 EUR