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Cushion|Natural|GIA

5.05ct E SI1 Cushion Natural Diamond

ID • E/SI1 • GIA 5231867071

Certificate GIA 5231867071

Diamond specifications and retailer prices

From $126,932 NZD
HK$558,900 HKD
As of October 30, 2026
Save $105,462 NZD (45%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $232,394 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 5.05ct natural cushion diamond

This 5.05ct natural cushion sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5231867071. Listed at 8 retailers as of October 30, 2026, with prices from $126,932 to $232,394, a $105,462 spread on the same certified stone. MOH London lists it at $232,394. 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

5.05
Carat
E
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle35.83°
OriginNatural
Grading LabGIA
CertificateGIA 5231867071
Dimensions12.77 × 8.63 × 5.85 mm
L/W Ratio1.48
Top View
12.77 mm8.63 mm5.05 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5231867071
Side View
Table 63.0%CrownGirdle: STK-THKPavilion 35.83°Culet: NoneDepth 67.7%

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: $232,394 NZD|Low: $126,932 NZD|High: $262,985 NZD|Avg: $176,397 NZD|-11.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 7$126,932 NZD
Retailer 3$140,350 NZD
Retailer 8$152,305 NZD
Retailer 4$152,671 NZD
Retailer 2$155,861 NZD
Retailer 6$166,169 NZD
Retailer 5$186,383 NZD
MOH London$232,394 NZD

37 data points across 8 retailers

8 retailers$126,932 NZD to $232,394 NZD

A
Cheapest Retailer
-
$126,932 NZD
HK$558,900 HKD
A
Retailer 2
-
$140,350 NZD
€75,335 EUR
View
Retailer 3
-
$152,305 NZD
SGD 115,999 SGD
View
Price last confirmed 22 days ago
A
Retailer 4
-
$152,671 NZD
$86,046 USD
View
A
Retailer 5
-
$155,861 NZD
£69,168 GBP
View
A
Retailer 6
-
$166,169 NZD
$93,653 USD
View
B+
Retailer 7
-
$186,383 NZD
€100,044 EUR
View
Most Expensive
B+
MOH London
9BF9C817A · Nov 1
$232,394 NZD
£103,132 GBP
View
7 more retailers have this diamond
Prices start from $126,932 NZDSave up to $105,462 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
5.05ct Cushion
$126,932 NZD