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Round|Natural|GIA

1.51ct H VS1 Round Natural Diamond

VG • H/VS1 • GIA 6481921061

Certificate GIA 6481921061

Diamond specifications and retailer prices

From $7,122 SGD
As of November 4, 2026
Save $8,863 SGD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $15,985 SGD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by GIA 6481921061. Listed at 19 retailers as of November 4, 2026, with prices from $7,122 to $15,985, a $8,863 spread on the same certified stone. Diamond Quarter lists it at $15,985. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle38°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 6481921061
Dimensions7.14 × 7.09 × 4.60 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.14 mm7.09 mm1.51 ctH / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6481921061
Side View
Table 57.0%Crown 38°Girdle: ThickPavilion 40.2°Culet: NoneDepth 64.6%

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 4
Current: $8,503 SGD|Low: $7,122 SGD|High: $16,203 SGD|Avg: $9,462 SGD|-7.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 5$7,122 SGD
Retailer 4$7,146 SGD
Retailer 6$7,539 SGD
Retailer 15$7,594 SGD
Retailer 7$8,115 SGD
Retailer 10$8,149 SGD
Retailer 2$8,167 SGD
Retailer 3$8,167 SGD
Retailer 18$8,167 SGD
Retailer 1$8,503 SGD
Retailer 13$8,977 SGD
Retailer 8$9,340 SGD
Retailer 17$9,423 SGD
Retailer 12$9,794 SGD
Retailer 9$10,676 SGD
Retailer 11$10,999 SGD
Retailer 14$13,280 SGD
Retailer 16$15,077 SGD

30 data points across 18 retailers

19 retailers$7,122 SGD to $15,985 SGD

A
Cheapest Retailer
-
$7,122 SGD
A
Retailer 2
-
$7,146 SGD
View
A
Retailer 3
-
$7,539 SGD
View
Final sale: no returns
A
Retailer 4
-
$7,594 SGD
View
A
Retailer 5
-
$8,115 SGD
View
A
Retailer 6
-
$8,149 SGD
View
A
Retailer 7
-
$8,167 SGD
View
Retailer 8
-
$8,167 SGD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$8,167 SGD
View
A
Retailer 10
-
$8,503 SGD
View
A
Retailer 11
-
$8,977 SGD
View
Retailer 12
-
$9,340 SGD
View
Price last confirmed 15 days ago
B+
Retailer 13
-
$9,423 SGD
View
B+
Retailer 14
-
$9,794 SGD
View
Retailer 15
-
$10,676 SGD
View
Price last confirmed 23 days ago
B+
Retailer 16
-
$10,999 SGD
View
B
Retailer 17
-
$13,280 SGD
View
B
Retailer 18
-
$15,077 SGD
View
Most Expensive
B
Diamond Quarter
1.51VS1H64616B31N · Nov 5
$15,985 SGD
£9,854 GBP
View
18 more retailers have this diamond
Prices start from $7,122 SGDSave up to $8,863 SGD

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
1.51ct Round
$7,122 SGD