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Oval|Lab Grown|IGI

1.00ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG445038617

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445038617

Diamond specifications and retailer prices

From $1,029 NZD
$580 USD
As of October 31, 2026
Save $5,909 NZD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,938 NZD at MOH London · As of November 1, 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445038617 or 445038617. Listed at 11 retailers as of October 31, 2026, with prices from $1,029 to $6,938, a $5,909 spread on the same certified stone. MOH London lists it at $6,938. 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
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445038617
Dimensions7.55 × 5.68 × 3.55 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.55 mm5.68 mm1.00 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445038617
Side View
Table 56.5%Crown 35°Girdle: THK-VTKPavilion 40.4°Culet: NoneDepth 62.5%

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: Oct 31
Current: $6,938 NZD|Low: $1,029 NZD|High: $7,030 NZD|Avg: $3,204 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2$1,029 NZD
Retailer 5$1,764 NZD
Retailer 8$1,975 NZD
Retailer 6$2,046 NZD
Retailer 9$2,046 NZD
Retailer 10$2,360 NZD
Retailer 11$2,945 NZD
Retailer 7$3,268 NZD
Retailer 4$4,409 NZD
Retailer 3$5,859 NZD
MOH London$6,938 NZD

17 data points across 11 retailers

11 retailers$1,029 NZD to $6,938 NZD

A
Cheapest Retailer
-
$1,029 NZD
$580 USD
B+
Retailer 2
-
$1,764 NZD
$994 USD
View
B+
Retailer 3
-
$1,918 NZD
$1,081 USD
View
B+
Retailer 4
-
$1,975 NZD
$1,113 USD
View
Final sale: no returns
Retailer 5
-
$2,046 NZD
$1,153 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
$2,046 NZD
$1,153 USD
View
B
Retailer 7
-
$2,360 NZD
$1,330 USD
View
B
Retailer 8
-
$3,268 NZD
$1,842 USD
View
B
Retailer 9
-
$3,834 NZD
$2,161 USD
View
B
Retailer 10
-
$4,409 NZD
$2,485 USD
View
Most Expensive
B
MOH London
LG445038617 · Nov 1
$6,938 NZD
£3,079 GBP
View
10 more retailers have this diamond
Prices start from $1,029 NZDSave up to $5,909 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
$1,029 NZD