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Oval|Lab Grown|IGI

0.54ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG755509911

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG755509911

Diamond specifications and retailer prices

From $148 NZD
$83 USD
As of November 1, 2026
Save $508 NZD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,329 NZD at MOH London · As of October 26, 2026
View at MOH London

About this 0.54ct lab-grown oval diamond

This 0.54ct lab-grown oval sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG755509911 or 755509911. Listed at 12 retailers as of November 1, 2026, with a 345% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.54
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle29.5°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755509911
Dimensions7.04 × 4.74 × 2.58 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.04 mm4.74 mm0.54 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG755509911
Side View
Table 60.0%Crown 29.5°Girdle: MED-STKPavilion 36.6°Culet: NoneDepth 54.4%

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: $1,329 NZD|Low: $137 NZD|High: $1,334 NZD|Avg: $461 NZD|+2.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 7$148 NZD
Retailer 12$171 NZD
Retailer 4$190 NZD
Retailer 10$194 NZD
Retailer 5$324 NZD
Retailer 9$338 NZD
Retailer 3$395 NZD
Retailer 6$441 NZD
Retailer 11$588 NZD
Retailer 8$599 NZD
Retailer 2$656 NZD
MOH London$1,329 NZD

42 data points across 12 retailers

12 retailers$148 NZD to $656 NZD

A
Cheapest Retailer
-
$148 NZD
$83 USD
A
Retailer 2
-
$171 NZD
$96 USD
View
Retailer 3
-
$190 NZD
$107 USD
View
Price last confirmed 17 days ago
A
Retailer 4
-
$194 NZD
$109 USD
View
A
Retailer 5
-
$324 NZD
£144 GBP
View
A
Retailer 6
-
$338 NZD
€181 EUR
View
A
Retailer 7
-
$395 NZD
$222 USD
View
A
Retailer 8
-
$441 NZD
£195 GBP
View
B+
Retailer 9
-
$588 NZD
$331 USD
View
A
Retailer 10
-
$599 NZD
$337 USD
View
B+
Retailer 11
-
$656 NZD
$369 USD
View
Most Expensive
B
MOH London
LG755509911 · Oct 26
$1,329 NZD
£589 GBP
View
Price last confirmed 7 days ago
11 more retailers have this diamond
Prices start from $148 NZDSave up to $508 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
0.54ct Oval
$148 NZD