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Oval|Lab Grown|IGI

1.16ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG500148395

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG500148395

Diamond specifications and retailer prices

From $503 NZD
As of November 1, 2026
Save $2,455 NZD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,958 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.16ct lab-grown oval diamond

This 1.16ct 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 LG500148395 or 500148395. Listed at 11 retailers as of November 1, 2026, with prices from $503 to $2,958, a $2,455 spread on the same certified stone. Do Amore Diamonds lists it at $2,958. 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

1.16
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500148395
Dimensions8.30 × 5.93 × 3.74 mm
L/W Ratio1.40
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
8.30 mm5.93 mm1.16 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500148395
Side View
Table 58.5%Crown 35.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.1%

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: $2,958 NZD|Low: $386 NZD|High: $2,958 NZD|Avg: $1,190 NZD|+5.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 9$386 NZD
Retailer 5$503 NZD
Retailer 4$678 NZD
Retailer 2$765 NZD
Retailer 6$963 NZD
Retailer 8$983 NZD
Retailer 7$1,667 NZD
Retailer 3$1,972 NZD
Do Amore Diamonds$2,958 NZD

42 data points across 9 retailers

11 retailers$503 NZD to $2,958 NZD

Retailer 1
-
$359 NZD
Price last confirmed 48 days ago
Retailer 2
-
$375 NZD
View
Price last confirmed 21 days ago
B+
Retailer 3
-
$503 NZD
View
A
Retailer 4
-
$678 NZD
View
A
Retailer 5
-
$765 NZD
View
B+
Retailer 6
-
$963 NZD
View
Retailer 7
-
$983 NZD
View
Price last confirmed 16 days ago
Retailer 8
-
$1,292 NZD
View
Price last confirmed 46 days ago
B
Retailer 9
-
$1,667 NZD
View
B
Retailer 10
-
$1,972 NZD
View
Most Expensive
B
Do Amore Diamonds
27-1E235B545 · Nov 2
$2,958 NZD
$1,640 USD
View
10 more retailers have this diamond
Prices start from $503 NZDSave up to $2,455 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
1.16ct Oval
$503 NZD