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Oval|Lab Grown|IGI

1.01ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG823616789

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG823616789

Diamond specifications and retailer prices

From $280 NZD
As of November 5, 2026
Save $1,615 NZD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,895 NZD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.01ct lab-grown oval diamond

This 1.01ct 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 LG823616789 or 823616789. Listed at 16 retailers as of November 5, 2026, with prices from $280 to $1,895, a $1,615 spread on the same certified stone. Reve Diamonds lists it at $1,895. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823616789
Dimensions7.86 × 5.58 × 3.51 mm
L/W Ratio1.41
Girdle conditionFaceted
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
7.86 mm5.58 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823616789
Side View
Table 64.0%Crown 36.1°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 62.9%

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: $592 NZD|Low: $260 NZD|High: $1,895 NZD|Avg: $684 NZD|+4.8%
Retailer 1
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
Reve Diamonds
November 6, 2026
Retailer 5$280 NZD
Retailer 2$325 NZD
Retailer 7$337 NZD
Retailer 13$346 NZD
Retailer 14$346 NZD
Retailer 3$583 NZD
Retailer 1$592 NZD
Retailer 8$601 NZD
Retailer 4$633 NZD
Retailer 11$848 NZD
Retailer 12$922 NZD
Retailer 15$1,115 NZD
Retailer 9$1,154 NZD
Retailer 6$1,214 NZD
Retailer 10$1,616 NZD
Reve Diamonds$1,895 NZD

46 data points across 16 retailers

16 retailers$280 NZD to $1,895 NZD

A
Cheapest Retailer
-
$280 NZD
A
Retailer 2
-
$325 NZD
View
Retailer 3
-
$337 NZD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$346 NZD
View
Final sale: no returns
A
Retailer 5
-
$346 NZD
View
A
Retailer 6
-
$583 NZD
View
A
Retailer 7
-
$592 NZD
View
A
Retailer 8
-
$601 NZD
View
A
Retailer 9
-
$633 NZD
View
B+
Retailer 10
-
$848 NZD
View
B+
Retailer 11
-
$922 NZD
View
B+
Retailer 12
-
$1,115 NZD
View
B
Retailer 13
-
$1,154 NZD
View
B
Retailer 14
-
$1,214 NZD
View
B
Retailer 15
-
$1,616 NZD
View
Most Expensive
B
Reve Diamonds
72DB29BFB · Nov 6
$1,895 NZD
$1,050 USD
View
15 more retailers have this diamond
Prices start from $280 NZDSave up to $1,615 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 Oval
$280 NZD