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Oval|Lab Grown|IGI

1.55ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG445036797

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445036797

Diamond specifications and retailer prices

From $1,455 NZD
$820 USD
As of October 31, 2026
Save $6,166 NZD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $7,621 NZD at MOH London · As of October 25, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445036797 or 445036797. Listed at 9 retailers as of October 25, 2026, with prices from $1,455 to $7,621, a $6,166 spread on the same certified stone. MOH London lists it at $7,621. 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
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445036797
Dimensions8.97 × 6.50 × 4.11 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.97 mm6.50 mm1.55 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445036797
Side View
Table 59.5%Crown 36.5°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 63.2%

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: $7,621 NZD|Low: $1,455 NZD|High: $7,713 NZD|Avg: $3,573 NZD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 4$1,455 NZD
Retailer 2$2,042 NZD
Retailer 8$2,221 NZD
Retailer 11$2,256 NZD
Retailer 5$2,369 NZD
Retailer 10$3,375 NZD
Retailer 6$3,765 NZD
Retailer 7$4,439 NZD
Retailer 9$4,668 NZD
Retailer 3$5,302 NZD
MOH London$7,621 NZD

11 data points across 11 retailers

9 retailers$1,455 NZD to $7,621 NZD

A
Cheapest Retailer
-
$1,455 NZD
$820 USD
B+
Retailer 2
-
$2,042 NZD
$1,151 USD
View
A
Retailer 3
-
$2,221 NZD
$1,252 USD
View
Retailer 4
-
$2,369 NZD
$1,335 USD
View
Price last confirmed 19 days ago
B+
Retailer 5
-
$2,369 NZD
$1,335 USD
View
B
Retailer 6
-
$3,765 NZD
$2,122 USD
View
B
Retailer 7
-
$4,439 NZD
$2,502 USD
View
B
Retailer 8
-
$4,668 NZD
$2,631 USD
View
Most Expensive
B
MOH London
LG445036797 · Oct 25
$7,621 NZD
£3,382 GBP
View
8 more retailers have this diamond
Prices start from $1,455 NZDSave up to $6,166 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
$1,455 NZD