CaratHunter
Plans
Round|Natural|GIA

5.31ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6392435476

Certificate GIA 6392435476

Diamond specifications and retailer prices

From $175,011 NZD
HK$770,600 HKD
As of October 25, 2026
Save $68,829 NZD (28%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $243,841 NZD at Yorxs · As of October 30, 2026
View at Yorxs

About this 5.31ct natural round diamond

This 5.31ct natural round sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6392435476. Listed at 4 retailers as of October 25, 2026, with prices from $175,011 to $243,841, a $68,829 spread on the same certified stone. Yorxs lists it at $243,841. 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

5.31
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle32°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6392435476
Dimensions11.31 × 11.36 × 6.84 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
11.31 mm11.36 mm5.31 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6392435476
Side View
Table 59.0%Crown 32°Girdle: 3.5Pavilion 41.6°Culet: NoneDepth 60.3%

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 25
Current: $179,997 NZD|Low: $175,011 NZD|High: $243,841 NZD|Avg: $195,652 NZD
Retailer 1
Retailer 2
Retailer 3
Yorxs
October 30, 2026
Retailer 3$175,011 NZD
Retailer 1$179,997 NZD
Retailer 2$186,156 NZD
Yorxs$243,841 NZD

16 data points across 4 retailers

4 retailers$175,011 NZD to $243,841 NZD

A
Cheapest Retailer
-
$175,011 NZD
HK$770,600 HKD
A
Retailer 2
-
$179,997 NZD
$101,447 USD
View
A
Retailer 3
-
$186,156 NZD
$104,918 USD
View
Most Expensive
B+
Yorxs
FY161703129 · Oct 30
$243,841 NZD
€130,885 EUR
View
3 more retailers have this diamond
Prices start from $175,011 NZDSave up to $68,829 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
5.31ct Round
$175,011 NZD