Round|Natural|GIA

0.77ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 2554062192

Certificate GIA 2554062192

Diamond specifications and retailer prices

From HK$10,827 HKD
$1,380 USD
As of November 2, 2026
Save HK$9,051 HKD (46%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$26,299 HKD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 0.77ct natural round diamond

This 0.77ct natural round sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2554062192. Listed at 18 retailers as of November 1, 2026, with a 84% 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

0.77
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2554062192
Dimensions5.83 × 5.86 × 3.65 mm
L/W Ratio1.01
Star length50%
Top View
5.83 mm5.86 mm0.77 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554062192
Side View
Table 56.0%Crown 35.5°GirdlePavilion 40.8°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: Nov 2
Current: HK$12,581 HKD|Low: HK$10,780 HKD|High: HK$19,988 HKD|Avg: HK$13,419 HKD|+9.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 7HK$10,780 HKD
Retailer 4HK$10,827 HKD
Retailer 8HK$10,827 HKD
Retailer 1HK$12,581 HKD
Retailer 6HK$14,069 HKD
Retailer 2HK$14,145 HKD
Retailer 5HK$16,062 HKD
Retailer 3HK$19,878 HKD

39 data points across 8 retailers

18 retailersHK$10,827 HKD to HK$19,878 HKD

Retailer 1
-
HK$10,780 HKD
$1,374 USD
Price last confirmed 55 days ago
Retailer 2
-
HK$10,780 HKD
$1,374 USD
View
Price last confirmed 45 days ago
Retailer 3
-
HK$10,780 HKD
$1,374 USD
View
Price last confirmed 25 days ago
Retailer 4
-
HK$10,780 HKD
$1,374 USD
View
Price last confirmed 25 days ago
A
Retailer 5
-
HK$10,827 HKD
$1,380 USD
View
A
Retailer 6
-
HK$10,827 HKD
$1,380 USD
View
Retailer 7
-
HK$11,282 HKD
$1,438 USD
View
Price last confirmed 33 days ago
Retailer 8
-
HK$12,443 HKD
$1,586 USD
View
Price last confirmed 56 days ago
Retailer 9
-
HK$12,443 HKD
$1,586 USD
View
Price last confirmed 41 days ago
Retailer 10
-
HK$12,443 HKD
$1,586 USD
View
Price last confirmed 34 days ago
B+
Retailer 11
-
HK$12,581 HKD
£1,263 GBP
View
Retailer 12
-
HK$14,069 HKD
A$2,759 AUD
View
Price last confirmed 27 days ago
B+
Retailer 13
-
HK$14,145 HKD
€1,717 EUR
View
B+
Retailer 14
-
HK$16,062 HKD
ZAR 33,074 ZAR
View
B
Retailer 15
-
HK$19,878 HKD
£1,995 GBP
View
Retailer 16
-
HK$26,299 HKD
$3,352 USD
View
Price last confirmed 61 days ago
Retailer 17
-
HK$26,299 HKD
$3,352 USD
View
Price last confirmed 41 days ago
Most Expensive
NZ Jewellers
acbb035c-ca01-458a-9892-88c3f90a0a3e · Sep 28
HK$26,299 HKD
$3,352 USD
View
Price last confirmed 35 days ago
17 more retailers have this diamond
Prices start from HK$10,827 HKDSave up to HK$9,051 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
0.77ct Round
HK$10,827 HKD