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Round|Lab Grown|GCAL

2.50ct H SI1 Round Lab Grown Diamond

VG • H/SI1

Diamond specifications and retailer prices

From $599 NZD
As of November 5, 2026
Save $3,379 NZD (85%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,979 NZD at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

About this 2.5ct lab-grown round diamond

This 2.5ct lab-grown round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GCAL. Listed at 7 retailers as of November 5, 2026, with prices from $599 to $3,979, a $3,379 spread on the same certified stone. Diamond Exchange Canada lists it at $3,979. 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

2.50
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGCAL
Dimensions8.55 × 8.59 × 5.37 mm
L/W Ratio1.00
Top View
8.55 mm8.59 mm2.50 ctH / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGCAL
Side View
Table 57.0%CrownGirdle: VTN-THKPavilionCuletDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $3,979 NZD|Low: $535 NZD|High: $3,979 NZD|Avg: $1,548 NZD
Diamond Exchange Canada
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 20, 2026
Retailer 3$599 NZD
Retailer 2$694 NZD
Retailer 5$742 NZD
Retailer 6$879 NZD
Retailer 4$2,635 NZD
Diamond Exchange Canada$3,979 NZD

12 data points across 6 retailers

7 retailers$599 NZD to $3,979 NZD

B+
Cheapest Retailer
-
$599 NZD
Retailer 2
-
$648 NZD
View
Price last confirmed 35 days ago
B+
Retailer 3
-
$694 NZD
View
B+
Retailer 4
-
$742 NZD
View
Retailer 5
-
$868 NZD
View
Price last confirmed 52 days ago
B+
Retailer 6
-
$2,635 NZD
View
Most Expensive
B+
Diamond Exchange Canada
1986528358 · Nov 5
$3,979 NZD
CA$3,107 CAD
View
6 more retailers have this diamond
Prices start from $599 NZDSave up to $3,379 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+
2.50ct Round
$599 NZD