Round|Natural|GIA

2.50ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6565159898

Certificate GIA 6565159898

Diamond specifications and retailer prices

From $49,368 NZD
$27,824 USD
As of October 24, 2026
Save $36,780 NZD (43%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $86,148 NZD at MOH London · As of October 25, 2026
View at MOH London

About this 2.5ct natural round diamond

This 2.5ct natural 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 6565159898. Listed at 17 retailers as of October 24, 2026, with prices from $49,368 to $86,148, a $36,780 spread on the same certified stone. MOH London lists it at $86,148. 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

2.50
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6565159898
Dimensions8.64 × 8.61 × 5.45 mm
L/W Ratio1.00
Culet sizeNone
Top View
8.64 mm8.61 mm2.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565159898
Side View
Table 57.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 63.2%

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 24
Current: $86,148 NZD|Low: $48,217 NZD|High: $123,642 NZD|Avg: $61,709 NZD|-30.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 25, 2026
Retailer 15$48,217 NZD
Retailer 6$49,368 NZD
Retailer 5$50,154 NZD
Retailer 4$53,531 NZD
Retailer 9$54,253 NZD
Retailer 11$55,087 NZD
Retailer 17$55,692 NZD
Retailer 2$55,993 NZD
Retailer 16$57,383 NZD
Retailer 14$57,842 NZD
Retailer 7$58,897 NZD
Retailer 3$59,679 NZD
Retailer 10$59,944 NZD
Retailer 8$61,973 NZD
Retailer 12$66,454 NZD
Retailer 13$74,700 NZD
MOH London$86,148 NZD

28 data points across 17 retailers

17 retailers$49,368 NZD to $86,148 NZD

Retailer 1
-
$48,217 NZD
$27,175 USD
Price last confirmed 10 days ago
A
Retailer 2
-
$49,368 NZD
$27,824 USD
View
Retailer 3
-
$50,154 NZD
$28,267 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$53,531 NZD
$30,170 USD
View
Price last confirmed 6 days ago
Retailer 5
-
$54,253 NZD
A$47,041 AUD
View
Price last confirmed 27 days ago
B+
Retailer 6
-
$55,087 NZD
$31,047 USD
View
Retailer 7
-
$55,692 NZD
$31,388 USD
View
Price last confirmed 7 days ago
B+
Retailer 8
-
$55,993 NZD
£24,849 GBP
View
Retailer 9
-
$57,383 NZD
$32,341 USD
View
Price last confirmed 8 days ago
Retailer 10
-
$57,842 NZD
$32,600 USD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$58,897 NZD
$33,195 USD
View
Retailer 12
-
$59,679 NZD
$33,635 USD
View
Price last confirmed 9 days ago
Retailer 13
-
$59,944 NZD
£26,602 GBP
View
Price last confirmed 7 days ago
Retailer 14
-
$61,973 NZD
$34,928 USD
View
Price last confirmed 8 days ago
Retailer 15
-
$66,454 NZD
€35,670 EUR
View
Price last confirmed 7 days ago
Retailer 16
-
$74,700 NZD
ZAR 680,146 ZAR
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
2D437B153 · Oct 25
$86,148 NZD
£38,231 GBP
View
16 more retailers have this diamond
Prices start from $49,368 NZDSave up to $36,780 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
2.50ct Round
$49,368 NZD