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Oval|Lab Grown|IGI

1.55ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG849656340

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG849656340

Diamond specifications and retailer prices

From $589 NZD
$332 USD
As of November 1, 2026
Save $1,457 NZD (71%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,046 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.55ct lab-grown oval diamond

This 1.55ct 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 LG849656340 or 849656340. Listed at 5 retailers as of November 1, 2026, with prices from $589 to $2,046, a $1,457 spread on the same certified stone. MOH London lists it at $2,046. 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

1.55
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849656340
Dimensions9.10 × 6.38 × 4.10 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.10 mm6.38 mm1.55 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849656340
Side View
Table 61.0%Crown 39.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 64.3%

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: $2,046 NZD|Low: $589 NZD|High: $2,046 NZD|Avg: $1,069 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 2, 2026
Retailer 5$589 NZD
Retailer 2$795 NZD
Retailer 3$910 NZD
Retailer 4$1,501 NZD
MOH London$2,046 NZD

5 data points across 5 retailers

5 retailers$589 NZD to $2,046 NZD

B+
Cheapest Retailer
-
$589 NZD
$332 USD
A
Retailer 2
-
$795 NZD
£353 GBP
View
A
Retailer 3
-
$910 NZD
$513 USD
View
B+
Retailer 4
-
$1,501 NZD
$846 USD
View
Most Expensive
B
MOH London
LG849656340 · Nov 1
$2,046 NZD
£908 GBP
View
4 more retailers have this diamond
Prices start from $589 NZDSave up to $1,457 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
1.55ct Oval
$589 NZD