Round|Natural|GIA

0.62ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1529079785

Certificate GIA 1529079785

Diamond specifications and retailer prices

From $630 USD
As of October 26, 2026
Save $817 USD (56%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,886 USD at NZ Jewellers · As of September 19, 2026
View at NZ Jewellers

About this 0.62ct natural round diamond

This 0.62ct natural round sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1529079785. Listed at 11 retailers as of October 26, 2026, with a 130% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.62
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1529079785
Dimensions5.50 × 5.46 × 3.42 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Key to symbols
Cloud
Top View
5.50 mm5.46 mm0.62 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1529079785
Side View
Table 56.0%Crown 35.5°Girdle: MED-THKPavilion 41°Culet: NoneDepth 62.4%

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 26
Current: $763 USD|Low: $610 USD|High: $1,457 USD|Avg: $864 USD|+9.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 7$630 USD
Retailer 8$665 USD
Retailer 1$763 USD
Retailer 6$810 USD
Retailer 2$919 USD
Retailer 3$930 USD
Retailer 5$937 USD
Retailer 4$1,447 USD

44 data points across 8 retailers

11 retailers$630 USD to $1,447 USD

A
Cheapest Retailer
-
$630 USD
Retailer 2
-
$671 USD
View
Price last confirmed 23 days ago
Retailer 3
-
$671 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$694 USD
View
Price last confirmed 39 days ago
A
Retailer 5
-
$763 USD
£600 GBP
View
B+
Retailer 6
-
$810 USD
View
B+
Retailer 7
-
$919 USD
€875 EUR
View
B+
Retailer 8
-
$930 USD
ZAR 15,029 ZAR
View
Retailer 9
-
$937 USD
A$1,441 AUD
View
Price last confirmed 27 days ago
B
Retailer 10
-
$1,447 USD
£1,139 GBP
View
Most Expensive
NZ Jewellers
f7370db7-7f27-4350-b417-ad8bb648b9b9 · Sep 19
$1,886 USD
View
Price last confirmed 42 days ago
10 more retailers have this diamond
Prices start from $630 USDSave up to $817 USD

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
0.62ct Round
$630 USD