CaratHunter
Plans
Round|Natural|GIA

1.70ct D FL Round Natural Diamond

EX • D/FL • GIA 2557496221

Certificate GIA 2557496221

Diamond specifications and retailer prices

From HK$162,889 HKD
As of November 1, 2026
Save HK$172,201 HKD (51%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$335,090 HKD at With Clarity · As of October 30, 2026
View at With Clarity

About this 1.7ct natural round diamond

This 1.7ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2557496221. Listed at 10 retailers as of October 30, 2026, with prices from HK$162,889 to HK$335,090, a HK$172,201 spread on the same certified stone. With Clarity lists it at HK$335,090. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2557496221
Dimensions7.59 × 7.64 × 4.76 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.59 mm7.64 mm1.70 ctD / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557496221
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NDepth 62.6%

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 1
Current: HK$297,785 HKD|Low: HK$162,889 HKD|High: HK$301,372 HKD|Avg: HK$215,165 HKD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 8HK$162,889 HKD
Retailer 5HK$184,649 HKD
Retailer 2HK$188,225 HKD
Retailer 4HK$198,818 HKD
Retailer 6HK$202,397 HKD
Retailer 9HK$219,876 HKD
Retailer 7HK$225,196 HKD
Retailer 3HK$230,326 HKD
Retailer 1HK$297,785 HKD

42 data points across 9 retailers

10 retailersHK$162,889 HKD to HK$335,090 HKD

A
Cheapest Retailer
-
HK$162,889 HKD
Retailer 2
-
HK$184,649 HKD
$23,535 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
HK$188,225 HKD
£18,890 GBP
View
A
Retailer 4
-
HK$198,818 HKD
$25,341 USD
View
A
Retailer 5
-
HK$202,397 HKD
SGD 34,861 SGD
View
B+
Retailer 6
-
HK$219,876 HKD
$28,025 USD
View
B+
Retailer 7
-
HK$225,196 HKD
$28,703 USD
View
B+
Retailer 8
-
HK$230,326 HKD
€27,959 EUR
View
B+
Retailer 9
-
HK$297,785 HKD
£29,886 GBP
View
Most Expensive
B
With Clarity
2557496221 · Oct 30
HK$335,090 HKD
$42,710 USD
View
9 more retailers have this diamond
Prices start from HK$162,889 HKDSave up to HK$172,201 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
1.70ct Round
HK$162,889 HKD