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Round|Natural|GIA

1.70ct D FL Round Natural Diamond

EX • D/FL • GIA 2557496221

Certificate GIA 2557496221

Diamond specifications and retailer prices

From $36,837 NZD
HK$162,200 HKD
As of October 30, 2026
Save $38,943 NZD (51%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $75,780 NZD 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 $36,837 to $75,780, a $38,943 spread on the same certified stone. With Clarity lists it at $75,780. 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: Oct 30
Current: $67,344 NZD|Low: $36,837 NZD|High: $68,155 NZD|Avg: $48,659 NZD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 8$36,837 NZD
Retailer 5$41,758 NZD
Retailer 2$42,567 NZD
Retailer 4$44,963 NZD
Retailer 6$45,772 NZD
Retailer 9$49,725 NZD
Retailer 7$50,928 NZD
Retailer 3$52,088 NZD
Retailer 1$67,344 NZD

42 data points across 9 retailers

10 retailers$36,837 NZD to $75,780 NZD

A
Cheapest Retailer
-
$36,837 NZD
HK$162,200 HKD
Retailer 2
-
$41,758 NZD
$23,535 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$42,567 NZD
£18,890 GBP
View
A
Retailer 4
-
$44,963 NZD
$25,341 USD
View
A
Retailer 5
-
$45,772 NZD
SGD 34,861 SGD
View
B+
Retailer 6
-
$49,725 NZD
$28,025 USD
View
B+
Retailer 7
-
$50,928 NZD
$28,703 USD
View
B+
Retailer 8
-
$52,088 NZD
€27,959 EUR
View
B+
Retailer 9
-
$67,344 NZD
£29,886 GBP
View
Most Expensive
B
With Clarity
2557496221 · Oct 30
$75,780 NZD
$42,710 USD
View
9 more retailers have this diamond
Prices start from $36,837 NZDSave up to $38,943 NZD

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
$36,837 NZD