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Round|Lab Grown|GIA

0.50ct H SI1 Round Lab Grown Diamond

GD • H/SI1 • GIA 6412214237

Certificate GIA 6412214237

Diamond specifications and retailer prices

From $981 NZD
£436 GBP
As of November 2, 2026
Save $857 NZD (47%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,839 NZD at MOH London · As of October 26, 2026
View at MOH London

About this 0.5ct lab-grown round diamond

This 0.5ct lab-grown round sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 6412214237. Listed at 3 retailers as of October 26, 2026, with prices from $981 to $1,839, a $857 spread on the same certified stone. MOH London lists it at $1,839. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.50
Carat
H
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 6412214237
Dimensions4.69 × 4.84 × 3.23 mm
L/W Ratio1.03
Top View
4.69 mm4.84 mm0.50 ctH / SI1
OriginLab Grown
CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6412214237
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 67.8%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,839 NZD|Low: $911 NZD|High: $1,859 NZD|Avg: $1,323 NZD|+2.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 2$981 NZD
Retailer 3$1,064 NZD
Retailer 4$1,327 NZD
MOH London$1,839 NZD

40 data points across 4 retailers

3 retailers$981 NZD to $1,839 NZD

B
Cheapest Retailer
-
$981 NZD
£436 GBP
B
Retailer 2
-
$1,064 NZD
€571 EUR
View
Most Expensive
C
MOH London
CFDA7ED9E · Oct 26
$1,839 NZD
£816 GBP
View
2 more retailers have this diamond
Prices start from $981 NZDSave up to $857 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
0.50ct Round
$981 NZD