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Oval|Lab Grown|IGI

1.54ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG849654846

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG849654846

Diamond specifications and retailer prices

From $445 NZD
$251 USD
As of November 1, 2026
Save $2,188 NZD (83%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,633 NZD at Diamonds Direct · As of November 1, 2026
View at Diamonds Direct

About this 1.54ct lab-grown oval diamond

This 1.54ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG849654846 or 849654846. Listed at 7 retailers as of November 1, 2026, with prices from $445 to $2,633, a $2,188 spread on the same certified stone. Diamonds Direct lists it at $2,633. 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

1.54
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849654846
Dimensions9.69 × 6.48 × 3.91 mm
L/W Ratio1.50
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.69 mm6.48 mm1.54 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849654846
Side View
Table 63.0%Crown 33.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,633 NZD|Low: $445 NZD|High: $2,633 NZD|Avg: $1,290 NZD
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 2$445 NZD
Retailer 3$497 NZD
Retailer 6$552 NZD
Retailer 4$1,072 NZD
Retailer 5$1,155 NZD
Retailer 7$1,787 NZD
Diamonds Direct$2,633 NZD

2 data points across 7 retailers

7 retailers$445 NZD to $2,633 NZD

A
Cheapest Retailer
-
$445 NZD
$251 USD
A
Retailer 2
-
$497 NZD
$280 USD
View
Final sale: no returns
A
Retailer 3
-
$552 NZD
$311 USD
View
B+
Retailer 4
-
$1,072 NZD
£476 GBP
View
B+
Retailer 5
-
$1,155 NZD
$651 USD
View
B
Retailer 6
-
$1,787 NZD
$1,007 USD
View
Most Expensive
B
Diamonds Direct
1154064 · Nov 1
$2,633 NZD
$1,484 USD
View
6 more retailers have this diamond
Prices start from $445 NZDSave up to $2,188 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
1.54ct Oval
$445 NZD