Round|Natural|GIA

0.55ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6562086087

Certificate GIA 6562086087

Diamond specifications and retailer prices

From $435 USD
HK$3,400 HKD
As of October 30, 2026
Save $765 USD (64%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $1,909 USD at NZ Jewellers · As of September 15, 2026
View at NZ Jewellers

About this 0.55ct natural round diamond

This 0.55ct natural round sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562086087. Listed at 29 retailers as of October 26, 2026, with a 176% 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

0.55
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6562086087
Dimensions5.30 × 5.33 × 3.19 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Culet sizeNone
Key to symbols
Crystal, Cloud
Top View
5.30 mm5.33 mm0.55 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562086087
Side View
Table 59.0%Crown 31.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.0%

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: $1,688 USD|Low: $304 USD|High: $1,909 USD|Avg: $696 USD|-11.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 3$304 USD
Retailer 4$424 USD
Retailer 13$435 USD
Retailer 5$489 USD
Retailer 11$559 USD
Retailer 14$566 USD
Retailer 10$650 USD
Retailer 7$708 USD
Retailer 9$720 USD
Retailer 6$783 USD
Retailer 8$799 USD
Retailer 2$846 USD
Retailer 12$1,200 USD
NZ Jewellers$1,688 USD

31 data points across 14 retailers

29 retailers$435 USD to $1,200 USD

Retailer 1
-
$304 USD
₹28,999 INR
Price last confirmed 10 days ago
Retailer 2
-
$416 USD
View
Price last confirmed 11 days ago
Retailer 3
-
$424 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$435 USD
HK$3,400 HKD
View
Retailer 5
-
$448 USD
View
Price last confirmed 10 days ago
Retailer 6
-
$457 USD
View
Price last confirmed 17 days ago
Retailer 7
-
$480 USD
View
Price last confirmed 26 days ago
Retailer 8
-
$489 USD
View
Price last confirmed 29 days ago
Retailer 9
-
$489 USD
View
Price last confirmed 17 days ago
Retailer 10
-
$553 USD
View
Price last confirmed 26 days ago
Retailer 11
-
$557 USD
View
Price last confirmed 33 days ago
Retailer 12
-
$559 USD
View
Price last confirmed 7 days ago
Retailer 13
-
$559 USD
View
Price last confirmed 7 days ago
Retailer 14
-
$564 USD
View
Price last confirmed 29 days ago
A
Retailer 15
-
$566 USD
View
Retailer 16
-
$621 USD
View
Price last confirmed 48 days ago
A
Retailer 17
-
$650 USD
View
Retailer 18
-
$702 USD
View
Price last confirmed 48 days ago
A
Retailer 19
-
$708 USD
€674 EUR
View
A
Retailer 20
-
$720 USD
View
Retailer 21
-
$744 USD
View
Price last confirmed 59 days ago
Retailer 22
-
$783 USD
A$1,204 AUD
View
Price last confirmed 28 days ago
B+
Retailer 23
-
$799 USD
ZAR 12,913 ZAR
View
Price last confirmed 7 days ago
B+
Retailer 24
-
$846 USD
£666 GBP
View
B
Retailer 25
-
$1,200 USD
£945 GBP
View
Retailer 26
-
$1,625 USD
View
Price last confirmed 12 days ago
Retailer 27
-
$1,688 USD
View
Price last confirmed 22 days ago
Retailer 28
-
$1,873 USD
View
Price last confirmed 27 days ago
Most Expensive
NZ Jewellers
b97c2a45-7058-4fb7-8830-a0876b21899e · Sep 15
$1,909 USD
View
Price last confirmed 47 days ago
28 more retailers have this diamond
Prices start from $435 USDSave up to $765 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
0.55ct Round
$435 USD