Round|Lab Grown|IGI

1.00ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG841605505

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841605505

Diamond specifications and retailer prices

From €312 EUR
As of October 27, 2026
Save €234 EUR (43%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €776 EUR at MOH London · As of October 19, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841605505 or 841605505. Listed at 18 retailers as of October 27, 2026, with a 75% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841605505
Dimensions6.52 × 6.55 × 3.86 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
6.52 mm6.55 mm1.00 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841605505
Side View
Table 62.0%Crown 32.4°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 59.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: €776 EUR|Low: €133 EUR|High: €781 EUR|Avg: €367 EUR|-0.6%
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 27, 2026
Retailer 7€133 EUR
Retailer 4€155 EUR
Retailer 9€166 EUR
Retailer 16€166 EUR
Retailer 3€252 EUR
Retailer 12€271 EUR
Retailer 14€279 EUR
Retailer 15€286 EUR
Retailer 8€303 EUR
Retailer 2€312 EUR
Retailer 5€383 EUR
Retailer 13€404 EUR
Retailer 18€531 EUR
Retailer 11€546 EUR
Retailer 17€561 EUR
Retailer 10€573 EUR
Retailer 6€581 EUR
MOH London€776 EUR

15 data points across 18 retailers

18 retailers€312 EUR to €546 EUR

Retailer 1
-
€133 EUR
$149 USD
Price last confirmed 9 days ago
Retailer 2
-
€155 EUR
$173 USD
View
Price last confirmed 12 days ago
Retailer 3
-
€166 EUR
$185 USD
View
Price last confirmed 15 days ago
Retailer 4
-
€166 EUR
$185 USD
View
Price last confirmed 8 days ago
Retailer 5
-
€252 EUR
$282 USD
View
Price last confirmed 8 days ago
Retailer 6
-
€271 EUR
£238 GBP
View
Price last confirmed 7 days ago
Retailer 7
-
€279 EUR
ZAR 5,039 ZAR
View
Price last confirmed 9 days ago
Retailer 8
-
€286 EUR
£252 GBP
View
Price last confirmed 14 days ago
Retailer 9
-
€303 EUR
$339 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
€312 EUR
View
Retailer 11
-
€383 EUR
$428 USD
View
Price last confirmed 8 days ago
Retailer 12
-
€404 EUR
A$695 AUD
View
Price last confirmed 8 days ago
Retailer 13
-
€531 EUR
$593 USD
View
Price last confirmed 10 days ago
B
Retailer 14
-
€546 EUR
$610 USD
View
Retailer 15
-
€561 EUR
$627 USD
View
Price last confirmed 9 days ago
Retailer 16
-
€573 EUR
$640 USD
View
Price last confirmed 8 days ago
Retailer 17
-
€581 EUR
$649 USD
View
Price last confirmed 8 days ago
Most Expensive
MOH London
LG841605505 · Oct 19
€776 EUR
£683 GBP
View
Price last confirmed 12 days ago
17 more retailers have this diamond
Prices start from €312 EURSave up to €234 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.

B+
1.00ct Round
€312 EUR