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Round|Natural|GIA

5.53ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 2225867942

Certificate GIA 2225867942

Diamond specifications and retailer prices

From $101,410 NZD
As of November 6, 2026
Save $74,318 NZD (42%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $175,728 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 5.53ct natural round diamond

This 5.53ct natural round sits in the over five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2225867942. Listed at 16 retailers as of November 4, 2026, with prices from $101,410 to $175,728, a $74,318 spread on the same certified stone. MOH London lists it at $175,728. 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

5.53
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2225867942
Dimensions11.33 × 11.25 × 7.01 mm
L/W Ratio1.01
Key to symbols
Cloud, Feather, Crystal, Needle
Top View
11.33 mm11.25 mm5.53 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2225867942
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.1%

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: Nov 6
Current: $175,728 NZD|Low: $101,410 NZD|High: $178,323 NZD|Avg: $125,351 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10$101,410 NZD
Retailer 5$111,048 NZD
Retailer 3$111,818 NZD
Retailer 8$112,821 NZD
Retailer 2$113,969 NZD
Retailer 7$117,521 NZD
Retailer 9$117,521 NZD
Retailer 6$122,223 NZD
Retailer 11$126,923 NZD
Retailer 4$135,563 NZD
MOH London$175,728 NZD

35 data points across 11 retailers

16 retailers$101,410 NZD to $175,728 NZD

Retailer 1
-
$99,631 NZD
Price last confirmed 9 days ago
A
Retailer 2
-
$101,410 NZD
View
A
Retailer 3
-
$102,244 NZD
View
Retailer 4
-
$102,584 NZD
View
Price last confirmed 58 days ago
A
Retailer 5
-
$109,153 NZD
View
A
Retailer 6
-
$111,048 NZD
View
B+
Retailer 7
-
$111,818 NZD
View
Retailer 8
-
$112,821 NZD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$113,969 NZD
View
B+
Retailer 10
-
$117,521 NZD
View
B+
Retailer 11
-
$117,521 NZD
View
B+
Retailer 12
-
$120,693 NZD
View
B+
Retailer 13
-
$122,223 NZD
View
B+
Retailer 14
-
$126,923 NZD
View
B+
Retailer 15
-
$135,563 NZD
View
Most Expensive
B
MOH London
AE05FB083 · Nov 4
$175,728 NZD
£77,783 GBP
View
15 more retailers have this diamond
Prices start from $101,410 NZDSave up to $74,318 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
5.53ct Round
$101,410 NZD