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Round|Lab Grown|IGI

1.00ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • IGI LG754548735

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754548735

Diamond specifications and retailer prices

From $294 NZD
$165 USD
As of October 29, 2026
Save $1,413 NZD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,707 NZD at MOH London · As of October 25, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG754548735 or 754548735. Listed at 17 retailers as of October 25, 2026, with prices from $294 to $1,707, a $1,413 spread on the same certified stone. MOH London lists it at $1,707. 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

1.00
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754548735
Dimensions6.41 × 6.46 × 3.97 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.41 mm6.46 mm1.00 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754548735
Side View
Table 52.0%Crown 33.9°Girdle: MediumPavilion 40.1°Culet: NoneDepth 61.7%

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 29
Current: $1,707 NZD|Low: $292 NZD|High: $1,716 NZD|Avg: $746 NZD|-0.1%
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
October 30, 2026
Retailer 5$294 NZD
Retailer 4$329 NZD
Retailer 11$342 NZD
Retailer 14$365 NZD
Retailer 16$365 NZD
Retailer 12$607 NZD
Retailer 9$645 NZD
Retailer 10$647 NZD
Retailer 15$655 NZD
Retailer 13$794 NZD
Retailer 7$837 NZD
Retailer 8$854 NZD
Retailer 2$917 NZD
Retailer 3$947 NZD
Retailer 6$1,173 NZD
MOH London$1,707 NZD

39 data points across 16 retailers

17 retailers$294 NZD to $1,707 NZD

A
Cheapest Retailer
-
$294 NZD
$165 USD
A
Retailer 2
-
$329 NZD
$185 USD
View
Final sale: no returns
A
Retailer 3
-
$342 NZD
$192 USD
View
A
Retailer 4
-
$365 NZD
$205 USD
View
A
Retailer 5
-
$365 NZD
$205 USD
View
B+
Retailer 6
-
$607 NZD
$341 USD
View
B+
Retailer 7
-
$645 NZD
£285 GBP
View
B+
Retailer 8
-
$647 NZD
€346 EUR
View
B+
Retailer 9
-
$655 NZD
$368 USD
View
B
Retailer 10
-
$794 NZD
$446 USD
View
B+
Retailer 11
-
$837 NZD
$470 USD
View
B+
Retailer 12
-
$854 NZD
A$738 AUD
View
B+
Retailer 13
-
$917 NZD
£405 GBP
View
B
Retailer 14
-
$947 NZD
$532 USD
View
Retailer 15
-
$1,163 NZD
$653 USD
View
Price last confirmed 39 days ago
B
Retailer 16
-
$1,173 NZD
$659 USD
View
Most Expensive
B
MOH London
LG754548735 · Oct 25
$1,707 NZD
£755 GBP
View
16 more retailers have this diamond
Prices start from $294 NZDSave up to $1,413 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
1.00ct Round
$294 NZD