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Round|Lab Grown|IGI

1.01ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG825655309

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825655309

Diamond specifications and retailer prices

From $245 NZD
$138 USD
As of November 1, 2026
Save $1,174 NZD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,420 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 1.01ct lab-grown round diamond

This 1.01ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG825655309 or 825655309. Listed at 16 retailers as of November 1, 2026, with prices from $245 to $1,420, a $1,174 spread on the same certified stone. MOH London lists it at $1,420. 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

1.01
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825655309
Dimensions6.43 × 6.41 × 3.95 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
6.43 mm6.41 mm1.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825655309
Side View
Table 57.0%Crown 34.6°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.5%

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 1
Current: $1,420 NZD|Low: $243 NZD|High: $1,440 NZD|Avg: $653 NZD|-1.1%
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
November 2, 2026
Retailer 11$245 NZD
Retailer 16$274 NZD
Retailer 3$284 NZD
Retailer 6$304 NZD
Retailer 8$304 NZD
Retailer 7$482 NZD
Retailer 10$516 NZD
Retailer 9$533 NZD
Retailer 13$567 NZD
Retailer 4$675 NZD
Retailer 2$778 NZD
Retailer 5$843 NZD
Retailer 12$873 NZD
Retailer 14$976 NZD
Retailer 15$1,076 NZD
MOH London$1,420 NZD

22 data points across 16 retailers

16 retailers$245 NZD to $1,420 NZD

A
Cheapest Retailer
-
$245 NZD
$138 USD
A
Retailer 2
-
$274 NZD
$154 USD
View
Final sale: no returns
A
Retailer 3
-
$284 NZD
$160 USD
View
A
Retailer 4
-
$304 NZD
$171 USD
View
Retailer 5
-
$304 NZD
$171 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$482 NZD
$271 USD
View
A
Retailer 7
-
$516 NZD
£229 GBP
View
A
Retailer 8
-
$533 NZD
£236 GBP
View
A
Retailer 9
-
$567 NZD
$319 USD
View
B+
Retailer 10
-
$675 NZD
$380 USD
View
B+
Retailer 11
-
$778 NZD
$438 USD
View
B+
Retailer 12
-
$843 NZD
SGD 641 SGD
View
B+
Retailer 13
-
$873 NZD
$491 USD
View
B+
Retailer 14
-
$976 NZD
$549 USD
View
B
Retailer 15
-
$1,076 NZD
$605 USD
View
Most Expensive
B
MOH London
LG825655309 · Nov 2
$1,420 NZD
£629 GBP
View
15 more retailers have this diamond
Prices start from $245 NZDSave up to $1,174 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
1.01ct Round
$245 NZD