Round|Lab Grown|IGI

1.00ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG818687205

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818687205

Diamond specifications and retailer prices

From $169 USD
As of October 24, 2026
Save $611 USD (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $850 USD at MOH London · As of October 21, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818687205 or 818687205. Listed at 17 retailers as of October 24, 2026, with a 362% 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818687205
Dimensions6.37 × 6.42 × 3.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.37 mm6.42 mm1.00 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818687205
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.2%

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 24
Current: $850 USD|Low: $140 USD|High: $856 USD|Avg: $408 USD|-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
Retailer 16
Retailer 17
October 28, 2026
Retailer 13$146 USD
Retailer 15$169 USD
Retailer 4$181 USD
Retailer 17$181 USD
Retailer 8$287 USD
Retailer 11$296 USD
Retailer 14$318 USD
Retailer 16$335 USD
Retailer 10$373 USD
Retailer 3$400 USD
Retailer 6$425 USD
Retailer 5$581 USD
Retailer 12$614 USD
Retailer 7$624 USD
Retailer 9$637 USD
Retailer 2$780 USD
MOH London$850 USD

24 data points across 17 retailers

17 retailers$169 USD to $780 USD

Retailer 1
-
$146 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$169 USD
View
A
Retailer 3
-
$181 USD
View
A
Retailer 4
-
$181 USD
View
A
Retailer 5
-
$287 USD
View
A
Retailer 6
-
$296 USD
£233 GBP
View
B+
Retailer 7
-
$318 USD
€303 EUR
View
B+
Retailer 8
-
$335 USD
View
B+
Retailer 9
-
$373 USD
£293 GBP
View
Retailer 10
-
$400 USD
View
Price last confirmed 22 days ago
B+
Retailer 11
-
$425 USD
View
B
Retailer 12
-
$581 USD
View
B
Retailer 13
-
$614 USD
View
B
Retailer 14
-
$624 USD
View
B
Retailer 15
-
$637 USD
View
B
Retailer 16
-
$780 USD
View
Most Expensive
MOH London
LG818687205 · Oct 21
$850 USD
£669 GBP
View
Price last confirmed 8 days ago
16 more retailers have this diamond
Prices start from $169 USDSave up to $611 USD

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
$169 USD