Round|Lab Grown|GIA

2.59ct D SI1 Round Lab Grown Diamond

EX • D/SI1

Diamond specifications and retailer prices

From €789 EUR
$882 USD
As of October 29, 2026
Save €1,786 EUR (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €2,575 EUR at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 2.59ct lab-grown round diamond

This 2.59ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 12 retailers as of October 29, 2026, with prices from €789 to €2,575, a €1,786 spread on the same certified stone. NZ Jewellers lists it at €2,575. 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

2.59
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
Dimensions8.87 × 8.90 × 5.37 mm
L/W Ratio1.00
Top View
8.87 mm8.90 mm2.59 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 58.0%CrownGirdle: MED-MEDPavilionCulet: NoneDepth 60.4%

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: Oct 29
Current: €2,575 EUR|Low: €662 EUR|High: €3,080 EUR|Avg: €1,267 EUR|+14.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 6€789 EUR
Retailer 3€859 EUR
Retailer 5€916 EUR
Retailer 8€916 EUR
Retailer 4€1,424 EUR
Retailer 7€1,759 EUR
Retailer 2€2,347 EUR
NZ Jewellers€2,575 EUR

22 data points across 8 retailers

12 retailers€789 EUR to €2,575 EUR

A
Cheapest Retailer
-
€789 EUR
$882 USD
Retailer 2
-
€789 EUR
$882 USD
View
Price last confirmed 21 days ago
B+
Retailer 3
-
€859 EUR
$960 USD
View
Retailer 4
-
€859 EUR
$960 USD
View
Price last confirmed 23 days ago
Retailer 5
-
€916 EUR
$1,023 USD
View
Price last confirmed 21 days ago
Retailer 6
-
€916 EUR
$1,023 USD
View
Price last confirmed 22 days ago
B+
Retailer 7
-
€916 EUR
$1,023 USD
View
Retailer 8
-
€1,424 EUR
£1,253 GBP
View
Price last confirmed 15 days ago
Retailer 9
-
€1,759 EUR
$1,965 USD
View
Price last confirmed 18 days ago
B
Retailer 10
-
€2,347 EUR
$2,622 USD
View
Retailer 11
-
€2,575 EUR
$2,877 USD
View
Price last confirmed 22 days ago
Most Expensive
B
NZ Jewellers
64bce0f6-a720-46ea-83b6-57772e38b5d8 · Oct 31
€2,575 EUR
$2,877 USD
View
11 more retailers have this diamond
Prices start from €789 EURSave up to €1,786 EUR

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
2.59ct Round
€789 EUR