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Oval|Lab Grown|IGI

1.00ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG758584900

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG758584900

Diamond specifications and retailer prices

From $571 NZD
$322 USD
As of October 30, 2026
Save $1,155 NZD (67%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,726 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown oval diamond

This 1ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG758584900 or 758584900. Listed at 12 retailers as of October 29, 2026, with prices from $571 to $1,726, a $1,155 spread on the same certified stone. MOH London lists it at $1,726. 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
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758584900
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.37 mm7.13 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758584900
Side View
Table 63.0%Crown 34.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.8%

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 30
Current: $1,726 NZD|Low: $303 NZD|High: $1,855 NZD|Avg: $782 NZD|-5.8%
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 31, 2026
Retailer 13$303 NZD
Retailer 3$367 NZD
Retailer 5$392 NZD
Retailer 12$392 NZD
Retailer 11$444 NZD
Retailer 6$571 NZD
Retailer 2$652 NZD
Retailer 9$662 NZD
Retailer 7$928 NZD
Retailer 8$1,100 NZD
Retailer 10$1,247 NZD
Retailer 4$1,260 NZD
MOH London$1,726 NZD

42 data points across 13 retailers

12 retailers$571 NZD to $1,726 NZD

Retailer 1
-
$303 NZD
$171 USD
Price last confirmed 30 days ago
Retailer 2
-
$367 NZD
$207 USD
View
Price last confirmed 37 days ago
Retailer 3
-
$392 NZD
$221 USD
View
Price last confirmed 29 days ago
Retailer 4
-
$444 NZD
£197 GBP
View
Price last confirmed 16 days ago
A
Retailer 5
-
$571 NZD
$322 USD
View
A
Retailer 6
-
$652 NZD
£289 GBP
View
A
Retailer 7
-
$662 NZD
$373 USD
View
B+
Retailer 8
-
$928 NZD
$523 USD
View
B+
Retailer 9
-
$1,100 NZD
$620 USD
View
B
Retailer 10
-
$1,247 NZD
$703 USD
View
Retailer 11
-
$1,260 NZD
$710 USD
View
Price last confirmed 24 days ago
Most Expensive
B
MOH London
LG758584900 · Oct 29
$1,726 NZD
£766 GBP
View
11 more retailers have this diamond
Prices start from $571 NZDSave up to $1,155 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 Oval
$571 NZD