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Round|Natural|GIA

0.80ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2556992450

Certificate GIA 2556992450

Diamond specifications and retailer prices

From HK$8,937 HKD
As of October 29, 2026
Save HK$12,275 HKD (58%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$29,906 HKD at NZ Jewellers · As of September 10, 2026
View at NZ Jewellers

About this 0.8ct natural round diamond

This 0.8ct natural round sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556992450. Listed at 24 retailers as of October 29, 2026, with a 137% 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

0.80
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle32.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2556992450
Dimensions6.01 × 6.05 × 3.63 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
6.01 mm6.05 mm0.80 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2556992450
Side View
Table 59.0%Crown 32.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.2%

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 29
Current: HK$13,317 HKD|Low: HK$8,937 HKD|High: HK$21,351 HKD|Avg: HK$13,362 HKD|+1.6%
Retailer 1
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
Retailer 15
Retailer 16
October 29, 2026
Retailer 3HK$8,937 HKD
Retailer 10HK$9,451 HKD
Retailer 4HK$11,093 HKD
Retailer 16HK$11,109 HKD
Retailer 5HK$11,140 HKD
Retailer 6HK$11,509 HKD
Retailer 15HK$11,965 HKD
Retailer 7HK$12,557 HKD
Retailer 14HK$12,709 HKD
Retailer 1HK$13,317 HKD
Retailer 13HK$13,998 HKD
Retailer 8HK$14,801 HKD
Retailer 2HK$15,711 HKD
Retailer 11HK$16,417 HKD
Retailer 12HK$17,765 HKD
Retailer 9HK$21,212 HKD

31 data points across 16 retailers

24 retailersHK$8,937 HKD to HK$21,212 HKD

A
Cheapest Retailer
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HK$8,937 HKD
A
Retailer 2
-
HK$9,451 HKD
₹114,737 INR
View
A
Retailer 3
-
HK$11,093 HKD
$1,414 USD
View
A
Retailer 4
-
HK$11,109 HKD
$1,416 USD
View
Final sale: no returns
A
Retailer 5
-
HK$11,140 HKD
$1,420 USD
View
A
Retailer 6
-
HK$11,509 HKD
$1,467 USD
View
A
Retailer 7
-
HK$11,965 HKD
SGD 2,061 SGD
View
A
Retailer 8
-
HK$12,042 HKD
$1,535 USD
View
Price last confirmed 9 days ago
A
Retailer 9
-
HK$12,042 HKD
$1,535 USD
View
Price last confirmed 13 days ago
A
Retailer 10
-
HK$12,262 HKD
$1,563 USD
View
Price last confirmed 49 days ago
A
Retailer 11
-
HK$12,557 HKD
SGD 2,163 SGD
View
A
Retailer 12
-
HK$12,599 HKD
$1,606 USD
View
Price last confirmed 14 days ago
A
Retailer 13
-
HK$12,709 HKD
$1,620 USD
View
A
Retailer 14
-
HK$13,317 HKD
£1,337 GBP
View
A
Retailer 15
-
HK$13,894 HKD
$1,771 USD
View
Price last confirmed 10 days ago
A
Retailer 16
-
HK$13,998 HKD
£1,405 GBP
View
B+
Retailer 17
-
HK$14,145 HKD
$1,803 USD
View
Price last confirmed 52 days ago
B+
Retailer 18
-
HK$14,801 HKD
$1,887 USD
View
B+
Retailer 19
-
HK$15,711 HKD
A$3,081 AUD
View
Price last confirmed 23 days ago
B+
Retailer 20
-
HK$16,417 HKD
€1,993 EUR
View
B+
Retailer 21
-
HK$17,765 HKD
ZAR 36,583 ZAR
View
B+
Retailer 22
-
HK$21,212 HKD
£2,129 GBP
View
B
Retailer 23
-
HK$29,364 HKD
$3,743 USD
View
Price last confirmed 12 days ago
Most Expensive
B
NZ Jewellers
a065c5f2-ee5f-4cea-b99f-2fad6525d2f3 · Sep 10
HK$29,906 HKD
$3,812 USD
View
Price last confirmed 49 days ago
23 more retailers have this diamond
Prices start from HK$8,937 HKDSave up to HK$12,275 HKD

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
0.80ct Round
HK$8,937 HKD