Round|Lab Grown|GIA

2.51ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • GIA 7486108115

Certificate GIA 7486108115

Diamond specifications and retailer prices

From €565 EUR
$631 USD
As of October 30, 2026
Save €590 EUR (51%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €1,396 EUR at MOH London · As of October 19, 2026
View at MOH London

About this 2.51ct lab-grown round diamond

This 2.51ct 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 GIA 7486108115. Listed at 8 retailers as of October 30, 2026, with a 105% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.51
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 7486108115
Dimensions8.71 × 8.77 × 5.38 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
8.71 mm8.77 mm2.51 ctH / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 7486108115
Side View
Table 58.0%Crown 33°GirdlePavilion 41.6°Culet: NoneDepth 61.6%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: €1,396 EUR|Low: €346 EUR|High: €1,405 EUR|Avg: €829 EUR|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 28, 2026
Retailer 4€346 EUR
Retailer 5€565 EUR
Retailer 2€568 EUR
Retailer 3€836 EUR
Retailer 6€1,155 EUR
MOH London€1,396 EUR

9 data points across 6 retailers

8 retailers€565 EUR to €1,155 EUR

Retailer 1
-
€279 EUR
$312 USD
Price last confirmed 33 days ago
Retailer 2
-
€342 EUR
$382 USD
View
Price last confirmed 32 days ago
B+
Retailer 3
-
€565 EUR
$631 USD
View
B+
Retailer 4
-
€568 EUR
$635 USD
View
A
Retailer 5
-
€836 EUR
$934 USD
View
Retailer 6
-
€1,113 EUR
$1,244 USD
View
Price last confirmed 32 days ago
B+
Retailer 7
-
€1,155 EUR
$1,291 USD
View
Most Expensive
MOH London
7486108115 · Oct 19
€1,396 EUR
£1,228 GBP
View
Price last confirmed 12 days ago
7 more retailers have this diamond
Prices start from €565 EURSave up to €590 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
2.51ct Round
€565 EUR