Oval|Natural|GIA

1.51ct H VS1 Oval Natural Diamond

VG • H/VS1 • GIA 6535844735

Certificate GIA 6535844735

Diamond specifications and retailer prices

From $14,402 NZD
As of November 5, 2026
Save $2,442 NZD (14%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: $28,260 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval 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 stated by the retailer rather than the lab and certified by GIA 6535844735. Listed at 32 retailers as of November 5, 2026, with a relatively tight 17% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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 (retailer stated)

Specifications

Cut (retailer stated)Very Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle37.7°
Pavilion angle36.41°
OriginNatural
Grading LabGIA
CertificateGIA 6535844735
Dimensions9.24 × 6.51 × 3.74 mm
L/W Ratio1.42
Top View
9.24 mm6.51 mm1.51 ctH / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6535844735
Side View
Table 59.0%Crown 37.7°Girdle: THK-VTKPavilion 36.41°Culet: NoneDepth 57.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $28,260 NZD|Low: $12,366 NZD|High: $29,321 NZD|Avg: $16,703 NZD|-3.6%
NZ Jewellers
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
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
Retailer 26
Retailer 27
Retailer 28
Retailer 29
Retailer 30
Retailer 31
Retailer 32
Retailer 33
November 6, 2026
Retailer 19$12,366 NZD
Retailer 18$12,791 NZD
Retailer 20$13,138 NZD
Retailer 7$13,230 NZD
Retailer 29$13,426 NZD
Retailer 21$13,594 NZD
Retailer 4$14,079 NZD
Retailer 17$14,128 NZD
Retailer 11$14,130 NZD
Retailer 13$14,402 NZD
Retailer 9$15,055 NZD
Retailer 2$15,102 NZD
Retailer 28$15,102 NZD
Retailer 6$15,308 NZD
Retailer 8$15,542 NZD
Retailer 30$15,631 NZD
Retailer 31$15,732 NZD
Retailer 10$15,781 NZD
Retailer 23$15,818 NZD
Retailer 15$15,914 NZD
Retailer 5$16,776 NZD
Retailer 25$16,776 NZD
Retailer 24$16,845 NZD
Retailer 22$16,903 NZD
Retailer 12$17,108 NZD
Retailer 26$17,335 NZD
Retailer 3$17,518 NZD
Retailer 14$17,662 NZD
Retailer 16$18,281 NZD
Retailer 32$19,101 NZD
Retailer 27$21,279 NZD
Retailer 33$23,671 NZD
NZ Jewellers$28,260 NZD

20 data points across 33 retailers

32 retailers$14,402 NZD to $16,845 NZD

Retailer 1
-
$12,366 NZD
Price last confirmed 10 days ago
Retailer 2
-
$12,791 NZD
View
Price last confirmed 8 days ago
Retailer 3
-
$13,138 NZD
View
Price last confirmed 8 days ago
Retailer 4
-
$13,230 NZD
View
Price last confirmed 8 days ago
Retailer 5
-
$13,426 NZD
View
Price last confirmed 8 days ago
Retailer 6
-
$13,594 NZD
View
Price last confirmed 10 days ago
Retailer 7
-
$14,079 NZD
View
Price last confirmed 7 days ago
Retailer 8
-
$14,130 NZD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$14,402 NZD
View
Retailer 10
-
$15,055 NZD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$15,102 NZD
View
B+
Retailer 12
-
$15,102 NZD
View
Retailer 13
-
$15,308 NZD
View
Price last confirmed 9 days ago
Retailer 14
-
$15,542 NZD
View
Price last confirmed 9 days ago
Retailer 15
-
$15,631 NZD
View
Price last confirmed 8 days ago
Retailer 16
-
$15,732 NZD
View
Price last confirmed 8 days ago
Retailer 17
-
$15,781 NZD
View
Price last confirmed 9 days ago
Retailer 18
-
$15,818 NZD
View
Price last confirmed 9 days ago
Retailer 19
-
$15,914 NZD
View
Price last confirmed 16 days ago
Retailer 20
-
$16,776 NZD
View
Price last confirmed 8 days ago
Retailer 21
-
$16,776 NZD
View
Price last confirmed 8 days ago
B+
Retailer 22
-
$16,845 NZD
View
Retailer 23
-
$16,903 NZD
View
Price last confirmed 9 days ago
Retailer 24
-
$17,108 NZD
View
Price last confirmed 12 days ago
Retailer 25
-
$17,335 NZD
View
Price last confirmed 8 days ago
Retailer 26
-
$17,518 NZD
View
Price last confirmed 10 days ago
Retailer 27
-
$17,662 NZD
View
Price last confirmed 11 days ago
Retailer 28
-
$18,281 NZD
View
Price last confirmed 9 days ago
Retailer 29
-
$19,101 NZD
View
Price last confirmed 9 days ago
Retailer 30
-
$21,279 NZD
View
Price last confirmed 21 days ago
Retailer 31
-
$23,671 NZD
View
Price last confirmed 9 days ago
Most Expensive
NZ Jewellers
3d0b8443-cfb4-4aa5-80a8-13dea08c0cca · Oct 30
$28,260 NZD
$15,666 USD
View
Price last confirmed 7 days ago
31 more retailers have this diamond
Prices start from $14,402 NZDSave up to $2,442 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.

B+
1.51ct Oval
$14,402 NZD