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0.54ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG770687545

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770687545

Diamond specifications and retailer prices

From $281 NZD
As of November 6, 2026
Save $1,226 NZD (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,507 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 0.54ct lab-grown round diamond

This 0.54ct lab-grown round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770687545 or 770687545. Listed at 7 retailers as of November 4, 2026, with prices from $281 to $1,507, a $1,226 spread on the same certified stone. MOH London lists it at $1,507. 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770687545
Dimensions5.21 × 5.18 × 3.28 mm
L/W Ratio1.01
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
5.21 mm5.18 mm0.54 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770687545
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 41.4°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: Nov 6
Current: $1,507 NZD|Low: $281 NZD|High: $1,543 NZD|Avg: $596 NZD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 3$281 NZD
Retailer 7$294 NZD
Retailer 2$382 NZD
Retailer 6$395 NZD
Retailer 4$621 NZD
Retailer 5$765 NZD
MOH London$1,507 NZD

39 data points across 7 retailers

7 retailers$281 NZD to $1,507 NZD

B+
Cheapest Retailer
-
$281 NZD
A
Retailer 2
-
$294 NZD
View
A
Retailer 3
-
$382 NZD
View
Retailer 4
-
$395 NZD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$621 NZD
View
B
Retailer 6
-
$765 NZD
View
Most Expensive
B
MOH London
LG770687545 · Nov 4
$1,507 NZD
£667 GBP
View
6 more retailers have this diamond
Prices start from $281 NZDSave up to $1,226 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 Round
$281 NZD