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Round|Lab Grown|IGI

1.25ct J VS1 Round Lab Grown Diamond

EX • J/VS1 • IGI LG447001340

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447001340

Diamond specifications and retailer prices

From $1,263 NZD
As of November 5, 2026
Save $7,408 NZD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,671 NZD at MOH London · As of November 5, 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 J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG447001340 or 447001340. Listed at 13 retailers as of November 5, 2026, with prices from $1,263 to $8,671, a $7,408 spread on the same certified stone. MOH London lists it at $8,671. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001340
Dimensions6.79 × 6.82 × 4.31 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.79 mm6.82 mm1.25 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447001340
Side View
Table 58.0%Crown 36.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.2%

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: Nov 5
Current: $8,671 NZD|Low: $1,263 NZD|High: $8,809 NZD|Avg: $3,939 NZD|-1.3%
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
November 6, 2026
Retailer 8$1,263 NZD
Retailer 9$2,332 NZD
Retailer 14$2,538 NZD
Retailer 13$2,613 NZD
Retailer 10$2,706 NZD
Retailer 12$2,706 NZD
Retailer 4$3,015 NZD
Retailer 5$3,707 NZD
Retailer 11$4,280 NZD
Retailer 7$4,977 NZD
Retailer 6$5,043 NZD
Retailer 3$5,072 NZD
Retailer 2$5,922 NZD
MOH London$8,671 NZD

43 data points across 14 retailers

13 retailers$1,263 NZD to $8,671 NZD

A
Cheapest Retailer
-
$1,263 NZD
B+
Retailer 2
-
$2,332 NZD
View
B+
Retailer 3
-
$2,538 NZD
View
B
Retailer 4
-
$2,613 NZD
View
Final sale: no returns
B+
Retailer 5
-
$2,706 NZD
View
Retailer 6
-
$2,706 NZD
View
Price last confirmed 25 days ago
B
Retailer 7
-
$3,015 NZD
View
B
Retailer 8
-
$4,280 NZD
View
B
Retailer 9
-
$4,977 NZD
View
B
Retailer 10
-
$5,043 NZD
View
B
Retailer 11
-
$5,072 NZD
View
B
Retailer 12
-
$5,922 NZD
View
Most Expensive
B
MOH London
LG447001340 · Nov 5
$8,671 NZD
£3,838 GBP
View
12 more retailers have this diamond
Prices start from $1,263 NZDSave up to $7,408 NZD

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
1.25ct Round
$1,263 NZD