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1.04ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG480149562

Shape and cutting style on the report: Round brilliant

Certificate IGI LG480149562

Diamond specifications and retailer prices

From $1,082 NZD
$610 USD
As of October 31, 2026
Save $6,577 NZD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,659 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.04ct lab-grown round diamond

This 1.04ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG480149562 or 480149562. Listed at 12 retailers as of October 31, 2026, with prices from $1,082 to $7,659, a $6,577 spread on the same certified stone. MOH London lists it at $7,659. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.04
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG480149562
Dimensions6.45 × 6.41 × 4.07 mm
L/W Ratio1.01
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
6.45 mm6.41 mm1.04 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG480149562
Side View
Table 58.0%Crown 34.9°Girdle: ThickPavilion 41.6°Culet: NoneDepth 63.3%

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 31
Current: $7,659 NZD|Low: $1,082 NZD|High: $7,763 NZD|Avg: $3,615 NZD
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
November 1, 2026
Retailer 6$1,082 NZD
Retailer 7$2,055 NZD
Retailer 11$2,299 NZD
Retailer 8$2,385 NZD
Retailer 10$2,385 NZD
Retailer 5$2,607 NZD
Retailer 12$2,688 NZD
Retailer 13$3,357 NZD
Retailer 9$3,788 NZD
Retailer 2$4,074 NZD
Retailer 3$4,698 NZD
Retailer 4$6,825 NZD
MOH London$7,659 NZD

26 data points across 13 retailers

12 retailers$1,082 NZD to $7,659 NZD

A
Cheapest Retailer
-
$1,082 NZD
$610 USD
B+
Retailer 2
-
$2,055 NZD
$1,158 USD
View
B+
Retailer 3
-
$2,236 NZD
$1,260 USD
View
B+
Retailer 4
-
$2,299 NZD
$1,296 USD
View
Final sale: no returns
Retailer 5
-
$2,385 NZD
$1,344 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
$2,385 NZD
$1,344 USD
View
B
Retailer 7
-
$2,688 NZD
$1,515 USD
View
B
Retailer 8
-
$3,788 NZD
$2,135 USD
View
B
Retailer 9
-
$4,074 NZD
€2,187 EUR
View
B
Retailer 10
-
$4,469 NZD
$2,519 USD
View
B
Retailer 11
-
$4,698 NZD
$2,648 USD
View
Most Expensive
B
MOH London
LG480149562 · Nov 1
$7,659 NZD
£3,399 GBP
View
11 more retailers have this diamond
Prices start from $1,082 NZDSave up to $6,577 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
1.04ct Round
$1,082 NZD