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Oval|Lab Grown|IGI

1.09ct G SI1 Oval Lab Grown Diamond

ID • G/SI1 • IGI LG797649699

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG797649699

Diamond specifications and retailer prices

From $473 NZD
As of November 1, 2026
Save $2,919 NZD (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,391 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown oval diamond

This 1.09ct lab-grown oval sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG797649699 or 797649699. Listed at 14 retailers as of November 1, 2026, with prices from $473 to $3,391, a $2,919 spread on the same certified stone. Do Amore Diamonds lists it at $3,391. 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

1.09
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle42.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797649699
Dimensions8.29 × 5.79 × 3.67 mm
L/W Ratio1.43
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
8.29 mm5.79 mm1.09 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797649699
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 42.4°Culet: NoneDepth 63.4%

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: $3,229 NZD|Low: $377 NZD|High: $3,229 NZD|Avg: $1,217 NZD
Do Amore Diamonds
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
November 3, 2026
Retailer 14$377 NZD
Retailer 12$390 NZD
Retailer 6$417 NZD
Retailer 9$473 NZD
Retailer 3$563 NZD
Retailer 2$846 NZD
Retailer 11$911 NZD
Retailer 13$989 NZD
Retailer 7$1,346 NZD
Retailer 10$1,696 NZD
Retailer 5$1,789 NZD
Retailer 4$2,076 NZD
Retailer 8$2,150 NZD
Do Amore Diamonds$3,229 NZD

16 data points across 14 retailers

14 retailers$473 NZD to $3,391 NZD

Retailer 1
-
$323 NZD
Price last confirmed 36 days ago
Retailer 2
-
$417 NZD
View
Price last confirmed 35 days ago
A
Retailer 3
-
$473 NZD
View
B+
Retailer 4
-
$563 NZD
View
A
Retailer 5
-
$846 NZD
View
Retailer 6
-
$911 NZD
View
Price last confirmed 32 days ago
B+
Retailer 7
-
$989 NZD
View
B+
Retailer 8
-
$1,346 NZD
View
Retailer 9
-
$1,479 NZD
View
Price last confirmed 37 days ago
B
Retailer 10
-
$1,789 NZD
View
B
Retailer 11
-
$2,076 NZD
View
B
Retailer 12
-
$2,150 NZD
View
B
Retailer 13
-
$3,229 NZD
View
Most Expensive
B
Do Amore Diamonds
23-797649699 · Nov 2
$3,391 NZD
$1,880 USD
View
13 more retailers have this diamond
Prices start from $473 NZDSave up to $2,919 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
1.09ct Oval
$473 NZD