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Round|Natural|GIA

1.03ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 1565178690

Certificate GIA 1565178690

Diamond specifications and retailer prices

From HK$17,178 HKD
₹208,508 INR
As of October 28, 2026
Save HK$34,913 HKD (67%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$75,990 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565178690. Listed at 12 retailers as of October 28, 2026, with a 203% 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

1.03
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1565178690
Dimensions6.39 × 6.43 × 4.01 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.39 mm6.43 mm1.03 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565178690
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.5%

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 28
Current: HK$75,990 HKD|Low: HK$17,116 HKD|High: HK$75,990 HKD|Avg: HK$25,789 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 10HK$17,178 HKD
Retailer 4HK$20,635 HKD
Retailer 3HK$23,146 HKD
Retailer 11HK$24,503 HKD
Retailer 5HK$26,791 HKD
Retailer 2HK$27,371 HKD
Retailer 12HK$27,716 HKD
Retailer 6HK$47,626 HKD
Retailer 7HK$49,648 HKD
Retailer 9HK$51,298 HKD
Retailer 8HK$52,090 HKD
MOH LondonHK$75,990 HKD

41 data points across 12 retailers

12 retailersHK$17,178 HKD to HK$52,090 HKD

A
Cheapest Retailer
-
HK$17,178 HKD
₹208,508 INR
Retailer 2
-
HK$20,635 HKD
$2,630 USD
View
Price last confirmed 15 days ago
B+
Retailer 3
-
HK$23,146 HKD
$2,950 USD
View
B+
Retailer 4
-
HK$24,503 HKD
$3,123 USD
View
B+
Retailer 5
-
HK$26,791 HKD
€3,252 EUR
View
B+
Retailer 6
-
HK$27,371 HKD
£2,747 GBP
View
B+
Retailer 7
-
HK$27,716 HKD
ZAR 57,067 ZAR
View
B
Retailer 8
-
HK$47,626 HKD
$6,070 USD
View
B
Retailer 9
-
HK$49,648 HKD
£4,982 GBP
View
B
Retailer 10
-
HK$51,298 HKD
$6,538 USD
View
B
Retailer 11
-
HK$52,090 HKD
$6,639 USD
View
Most Expensive
MOH London
8689F6FE5 · Oct 29
HK$75,990 HKD
£7,626 GBP
View
Price under review
11 more retailers have this diamond
Prices start from HK$17,178 HKDSave up to HK$34,913 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
1.03ct Round
HK$17,178 HKD