Round|Natural|GIA

1.66ct L VVS1 Round Natural Diamond

EX • L/VVS1 • GIA 6555178528

Certificate GIA 6555178528

Diamond specifications and retailer prices

From $4,491 USD
As of November 6, 2026
Save $1,215 USD (21%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $5,706 USD at GemTrove · As of November 7, 2026
View at GemTrove

About this 1.66ct natural round diamond

This 1.66ct natural round sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 6555178528. Listed at 5 retailers as of November 6, 2026, with prices from $4,491 to $5,706, a $1,215 spread on the same certified stone. GemTrove lists it at $5,706. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
L
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6555178528
Dimensions7.48 × 7.53 × 4.70 mm
L/W Ratio1.01
Top View
7.48 mm7.53 mm1.66 ctL / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555178528
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $5,706 USD|Low: $4,491 USD|High: $6,067 USD|Avg: $5,143 USD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2$4,491 USD
Retailer 4$4,644 USD
Retailer 3$4,929 USD
Retailer 5$5,504 USD
GemTrove$5,706 USD

45 data points across 5 retailers

5 retailers$4,491 USD to $5,706 USD

A
Cheapest Retailer
-
$4,491 USD
Retailer 2
-
$4,644 USD
View
Price last confirmed 18 days ago
Retailer 3
-
$4,929 USD
View
Price last confirmed 18 days ago
Retailer 4
-
$5,504 USD
View
Price last confirmed 18 days ago
Most Expensive
B
GemTrove
GT-N-01367095-98 · Nov 7
$5,706 USD
A$8,778 AUD
View
4 more retailers have this diamond
Prices start from $4,491 USDSave up to $1,215 USD

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
1.66ct Round
$4,491 USD