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3.78ct H VS1 Round Lab Grown Diamond

VG • H/VS1 • GCAL 323430007

Shape and cutting style on the report: Round brilliant

Certificate GCAL 323430007

Diamond specifications and retailer prices

From $873 NZD
$492 USD
As of November 1, 2026
Save $4,111 NZD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,984 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 3.78ct lab-grown round diamond

This 3.78ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by GCAL 323430007. Listed at 15 retailers as of November 1, 2026, with prices from $873 to $4,984, a $4,111 spread on the same certified stone. MOH London lists it at $4,984. 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

3.78
Carat
H
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 323430007
Dimensions9.99 × 10.04 × 6.13 mm
L/W Ratio1.01
Culet sizeNone
Top View
9.99 mm10.04 mm3.78 ctH / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 323430007
Side View
Table 58.0%Crown 36°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 61.1%

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: $4,984 NZD|Low: $774 NZD|High: $5,570 NZD|Avg: $2,545 NZD|+8.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 6$873 NZD
Retailer 12$978 NZD
Retailer 4$999 NZD
Retailer 11$1,082 NZD
Retailer 3$1,597 NZD
Retailer 9$1,655 NZD
Retailer 8$3,141 NZD
Retailer 2$3,249 NZD
Retailer 5$3,346 NZD
Retailer 10$4,075 NZD
Retailer 7$4,642 NZD
MOH London$4,984 NZD

35 data points across 12 retailers

15 retailers$873 NZD to $4,984 NZD

Retailer 1
-
$806 NZD
$454 USD
Price last confirmed 39 days ago
A
Retailer 2
-
$873 NZD
$492 USD
View
Retailer 3
-
$903 NZD
$509 USD
View
Price last confirmed 39 days ago
A
Retailer 4
-
$978 NZD
$551 USD
View
Final sale: no returns
Retailer 5
-
$987 NZD
$556 USD
View
Price last confirmed 40 days ago
A
Retailer 6
-
$1,082 NZD
$610 USD
View
B+
Retailer 7
-
$1,597 NZD
$900 USD
View
A
Retailer 8
-
$1,655 NZD
$933 USD
View
Retailer 9
-
$2,903 NZD
$1,636 USD
View
Price last confirmed 41 days ago
B
Retailer 10
-
$3,141 NZD
$1,770 USD
View
B
Retailer 11
-
$3,249 NZD
£1,442 GBP
View
B
Retailer 12
-
$3,346 NZD
CA$2,619 CAD
View
B
Retailer 13
-
$4,075 NZD
$2,297 USD
View
B
Retailer 14
-
$4,642 NZD
$2,616 USD
View
Most Expensive
B
MOH London
323430007 · Nov 1
$4,984 NZD
£2,212 GBP
View
14 more retailers have this diamond
Prices start from $873 NZDSave up to $4,111 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
3.78ct Round
$873 NZD