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Round|Lab Grown|GCAL

2.28ct H SI1 Round Lab Grown Diamond

EX • H/SI1

Diamond specifications and retailer prices

From $539 NZD
$304 USD
As of November 1, 2026
Save $3,081 NZD (85%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,620 NZD at Diamond Exchange Canada · As of October 30, 2026
View at Diamond Exchange Canada

About this 2.28ct lab-grown round diamond

This 2.28ct lab-grown round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL. Listed at 9 retailers as of October 30, 2026, with prices from $539 to $3,620, a $3,081 spread on the same certified stone. Diamond Exchange Canada lists it at $3,620. 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

2.28
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions8.46 × 8.49 × 5.20 mm
L/W Ratio1.00
Top View
8.46 mm8.49 mm2.28 ctH / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGCAL
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCuletDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $3,620 NZD|Low: $491 NZD|High: $3,620 NZD|Avg: $1,409 NZD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 2$539 NZD
Retailer 3$626 NZD
Retailer 5$669 NZD
Retailer 6$669 NZD
Retailer 4$2,376 NZD
Diamond Exchange Canada$3,620 NZD

18 data points across 6 retailers

9 retailers$539 NZD to $3,620 NZD

A
Cheapest Retailer
-
$539 NZD
$304 USD
A
Retailer 2
-
$539 NZD
$304 USD
View
Retailer 3
-
$593 NZD
$334 USD
View
Price last confirmed 29 days ago
A
Retailer 4
-
$626 NZD
$353 USD
View
Retailer 5
-
$669 NZD
$377 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$669 NZD
$377 USD
View
Retailer 7
-
$795 NZD
$448 USD
View
Price last confirmed 47 days ago
B+
Retailer 8
-
$2,376 NZD
$1,339 USD
View
Most Expensive
B+
Diamond Exchange Canada
1986528552 · Oct 30
$3,620 NZD
CA$2,834 CAD
View
8 more retailers have this diamond
Prices start from $539 NZDSave up to $3,081 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
2.28ct Round
$539 NZD