Round|Natural|GIA

0.31ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 7446004473

Certificate GIA 7446004473

Diamond specifications and retailer prices

From £163 GBP
₹20,802 INR
As of October 31, 2026
Save £724 GBP (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £887 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.31ct natural round diamond

This 0.31ct natural round sits in the sub-half-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7446004473. Listed at 21 retailers as of October 30, 2026, with prices from £163 to £887, a £724 spread on the same certified stone. NZ Jewellers lists it at £887. 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

0.31
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 7446004473
Dimensions4.33 × 4.30 × 2.71 mm
L/W Ratio1.01
Top View
4.33 mm4.30 mm0.31 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7446004473
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.8%

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 31
Current: £887 GBP|Low: £163 GBP|High: £887 GBP|Avg: £416 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 2£163 GBP
Retailer 8£239 GBP
Retailer 3£296 GBP
Retailer 5£359 GBP
Retailer 9£371 GBP
Retailer 4£387 GBP
Retailer 6£470 GBP
Retailer 7£536 GBP
NZ Jewellers£887 GBP

33 data points across 9 retailers

21 retailers£163 GBP to £887 GBP

A
Cheapest Retailer
-
£163 GBP
₹20,802 INR
A
Retailer 2
-
£219 GBP
$294 USD
View
Retailer 3
-
£231 GBP
$310 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
£231 GBP
$310 USD
View
Retailer 5
-
£239 GBP
$320 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
£244 GBP
SGD 442 SGD
View
A
Retailer 7
-
£249 GBP
$334 USD
View
A
Retailer 8
-
£258 GBP
$346 USD
View
A
Retailer 9
-
£260 GBP
A$536 AUD
View
B+
Retailer 10
-
£296 GBP
View
Retailer 11
-
£312 GBP
$418 USD
View
Price last confirmed 39 days ago
B+
Retailer 12
-
£329 GBP
$441 USD
View
B+
Retailer 13
-
£359 GBP
ZAR 7,770 ZAR
View
Retailer 14
-
£371 GBP
A$765 AUD
View
Price last confirmed 26 days ago
B
Retailer 15
-
£383 GBP
$513 USD
View
B+
Retailer 16
-
£387 GBP
€494 EUR
View
B
Retailer 17
-
£420 GBP
View
B
Retailer 18
-
£470 GBP
View
B
Retailer 19
-
£536 GBP
View
Retailer 20
-
£887 GBP
$1,189 USD
View
Price last confirmed 37 days ago
Most Expensive
B
NZ Jewellers
b95169f7-7330-4ba3-95ce-5d68647819c2 · Oct 30
£887 GBP
$1,189 USD
View
20 more retailers have this diamond
Prices start from £163 GBPSave up to £724 GBP

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
0.31ct Round
£163 GBP