Round|Lab Grown|IGI

1.25ct I VVS2 Round Lab Grown Diamond

ID • I/VVS2 • IGI LG492123558

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492123558

Diamond specifications and retailer prices

From $700 USD
As of October 30, 2026
Save $1,515 USD (68%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,874 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.25ct lab-grown round diamond

This 1.25ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG492123558 or 492123558. Listed at 12 retailers as of October 30, 2026, with a 216% 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

1.25
Carat
I
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492123558
Dimensions6.97 × 7.00 × 4.17 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.97 mm7.00 mm1.25 ctI / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492123558
Side View
Table 59.5%Crown 33°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.7%

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 30
Current: $5,874 USD|Low: $700 USD|High: $5,921 USD|Avg: $3,036 USD|+0.5%
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
October 30, 2026
Retailer 2$700 USD
Retailer 8$1,764 USD
Retailer 12$1,975 USD
Retailer 9$2,046 USD
Retailer 11$2,046 USD
Retailer 13$2,215 USD
Retailer 3$2,708 USD
Retailer 10$3,211 USD
Retailer 7$3,441 USD
Retailer 6$3,761 USD
Retailer 4$3,962 USD
Retailer 5$4,580 USD
MOH London$5,874 USD

21 data points across 13 retailers

12 retailers$700 USD to $2,215 USD

B+
Cheapest Retailer
-
$700 USD
B
Retailer 2
-
$1,764 USD
View
B
Retailer 3
-
$1,919 USD
View
B
Retailer 4
-
$1,975 USD
View
Final sale: no returns
B
Retailer 5
-
$2,046 USD
View
Retailer 6
-
$2,046 USD
View
Price last confirmed 18 days ago
B
Retailer 7
-
$2,215 USD
View
Retailer 8
-
$3,211 USD
View
Price under review
Retailer 9
-
$3,441 USD
View
Price under review
Most Expensive
MOH London
LG492123558 · Oct 29
$5,874 USD
£4,625 GBP
View
Price under review
9 more retailers have this diamond
Prices start from $700 USDSave up to $1,515 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.

B+
1.25ct Round
$700 USD