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0.55ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • GIA 6492575564

Certificate GIA 6492575564

Diamond specifications and retailer prices

From $3,025 NZD
$1,702 USD
As of November 1, 2026
Save $3,370 NZD (53%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $6,395 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 0.55ct lab-grown round diamond

This 0.55ct lab-grown round 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 GIA 6492575564. Listed at 2 retailers as of November 1, 2026, with prices from $3,025 to $6,395, a $3,370 spread on the same certified stone. MOH London lists it at $6,395. 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

0.55
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6492575564
Dimensions5.26 × 5.24 × 3.24 mm
L/W Ratio1.00
Top View
5.26 mm5.24 mm0.55 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6492575564
Side View
Table 56.0%CrownGirdlePavilionCuletDepth 61.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: $6,395 NZD|Low: $3,025 NZD|High: $6,623 NZD|Avg: $4,596 NZD|-3.4%
MOH London
Retailer 2
November 1, 2026
Retailer 2$3,025 NZD
MOH London$6,395 NZD

5 data points across 2 retailers

2 retailers$3,025 NZD to $6,395 NZD

B
Cheapest Retailer
-
$3,025 NZD
$1,702 USD
Most Expensive
B
MOH London
6492575564 · Nov 1
$6,395 NZD
£2,833 GBP
View
1 more retailer has this diamond
Prices start from $3,025 NZDSave up to $3,370 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.

B
0.55ct Round
$3,025 NZD